2029201900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1229}}^1$

素因数の和:1352

約数の個数: 144

約数和(自身を含む): 5124672000

約数和(自身を除く): 3095470100

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 79, 95, 100, 110, 158, 190, 209, 220, 275, 316, 380, 395, 418, 475, 550, 790, 836, 869, 950, 1045, 1100, 1229, 1501, 1580, 1738, 1900, 1975, 2090, 2458, 3002, 3476, 3950, 4180, 4345, 4916, 5225, 6004, 6145, 7505, 7900, 8690, 10450, 12290, 13519, 15010, 16511, 17380, 20900, 21725, 23351, 24580, 27038, 30020, 30725, 33022, 37525, 43450, 46702, 54076, 61450, 66044, 67595, 75050, 82555, 86900, 93404, 97091, 116755, 122900, 135190, 150100, 165110, 194182, 233510, 256861, 270380, 330220, 337975, 388364, 412775, 467020, 485455, 513722, 583775, 675950, 825550, 970910, 1027444, 1068001, 1167550, 1284305, 1351900, 1651100, 1844729, 1941820, 2136002, 2335100, 2427275, 2568610, 3689458, 4272004, 4854550, 5137220, 5340005, 6421525, 7378916, 9223645, 9709100, 10680010, 12843050, 18447290, 20292019, 21360020, 25686100, 26700025, 36894580, 40584038, 46118225, 53400050, 81168076, 92236450, 101460095, 106800100, 184472900, 202920190, 405840380, 507300475, 1014600950, 2029201900]

約数ペア:

[(1, 2029201900), (2, 1014600950), (4, 507300475), (5, 405840380), (10, 202920190), (11, 184472900), (19, 106800100), (20, 101460095), (22, 92236450), (25, 81168076), (38, 53400050), (44, 46118225), (50, 40584038), (55, 36894580), (76, 26700025), (79, 25686100), (95, 21360020), (100, 20292019), (110, 18447290), (158, 12843050), (190, 10680010), (209, 9709100), (220, 9223645), (275, 7378916), (316, 6421525), (380, 5340005), (395, 5137220), (418, 4854550), (475, 4272004), (550, 3689458), (790, 2568610), (836, 2427275), (869, 2335100), (950, 2136002), (1045, 1941820), (1100, 1844729), (1229, 1651100), (1501, 1351900), (1580, 1284305), (1738, 1167550), (1900, 1068001), (1975, 1027444), (2090, 970910), (2458, 825550), (3002, 675950), (3476, 583775), (3950, 513722), (4180, 485455), (4345, 467020), (4916, 412775), (5225, 388364), (6004, 337975), (6145, 330220), (7505, 270380), (7900, 256861), (8690, 233510), (10450, 194182), (12290, 165110), (13519, 150100), (15010, 135190), (16511, 122900), (17380, 116755), (20900, 97091), (21725, 93404), (23351, 86900), (24580, 82555), (27038, 75050), (30020, 67595), (30725, 66044), (33022, 61450), (37525, 54076), (43450, 46702)]