2021473840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{199}}^1$

素因数の和:435

約数の個数: 160

約数和(自身を含む): 5124672000

約数和(自身を除く): 3103198160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 41, 76, 80, 82, 95, 152, 163, 164, 190, 199, 205, 304, 326, 328, 380, 398, 410, 652, 656, 760, 779, 796, 815, 820, 995, 1304, 1520, 1558, 1592, 1630, 1640, 1990, 2608, 3097, 3116, 3184, 3260, 3280, 3781, 3895, 3980, 6194, 6232, 6520, 6683, 7562, 7790, 7960, 8159, 12388, 12464, 13040, 13366, 15124, 15485, 15580, 15920, 16318, 18905, 24776, 26732, 30248, 30970, 31160, 32437, 32636, 33415, 37810, 40795, 49552, 53464, 60496, 61940, 62320, 64874, 65272, 66830, 75620, 81590, 106928, 123880, 126977, 129748, 130544, 133660, 151240, 155021, 162185, 163180, 247760, 253954, 259496, 267320, 302480, 310042, 324370, 326360, 507908, 518992, 534640, 616303, 620084, 634885, 648740, 652720, 775105, 1015816, 1232606, 1240168, 1269770, 1297480, 1329917, 1550210, 2031632, 2465212, 2480336, 2539540, 2594960, 2659834, 3081515, 3100420, 4930424, 5079080, 5319668, 6163030, 6200840, 6649585, 9860848, 10158160, 10639336, 12326060, 12401680, 13299170, 21278672, 24652120, 25268423, 26598340, 49304240, 50536846, 53196680, 101073692, 106393360, 126342115, 202147384, 252684230, 404294768, 505368460, 1010736920, 2021473840]

約数ペア:

[(1, 2021473840), (2, 1010736920), (4, 505368460), (5, 404294768), (8, 252684230), (10, 202147384), (16, 126342115), (19, 106393360), (20, 101073692), (38, 53196680), (40, 50536846), (41, 49304240), (76, 26598340), (80, 25268423), (82, 24652120), (95, 21278672), (152, 13299170), (163, 12401680), (164, 12326060), (190, 10639336), (199, 10158160), (205, 9860848), (304, 6649585), (326, 6200840), (328, 6163030), (380, 5319668), (398, 5079080), (410, 4930424), (652, 3100420), (656, 3081515), (760, 2659834), (779, 2594960), (796, 2539540), (815, 2480336), (820, 2465212), (995, 2031632), (1304, 1550210), (1520, 1329917), (1558, 1297480), (1592, 1269770), (1630, 1240168), (1640, 1232606), (1990, 1015816), (2608, 775105), (3097, 652720), (3116, 648740), (3184, 634885), (3260, 620084), (3280, 616303), (3781, 534640), (3895, 518992), (3980, 507908), (6194, 326360), (6232, 324370), (6520, 310042), (6683, 302480), (7562, 267320), (7790, 259496), (7960, 253954), (8159, 247760), (12388, 163180), (12464, 162185), (13040, 155021), (13366, 151240), (15124, 133660), (15485, 130544), (15580, 129748), (15920, 126977), (16318, 123880), (18905, 106928), (24776, 81590), (26732, 75620), (30248, 66830), (30970, 65272), (31160, 64874), (32437, 62320), (32636, 61940), (33415, 60496), (37810, 53464), (40795, 49552)]