20330760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{241}}^1$

素因数の和:311

約数の個数: 128

約数和(自身を含む): 66211200

約数和(自身を除く): 45880440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 37, 38, 40, 57, 60, 74, 76, 95, 111, 114, 120, 148, 152, 185, 190, 222, 228, 241, 285, 296, 370, 380, 444, 456, 482, 555, 570, 703, 723, 740, 760, 888, 964, 1110, 1140, 1205, 1406, 1446, 1480, 1928, 2109, 2220, 2280, 2410, 2812, 2892, 3515, 3615, 4218, 4440, 4579, 4820, 5624, 5784, 7030, 7230, 8436, 8917, 9158, 9640, 10545, 13737, 14060, 14460, 16872, 17834, 18316, 21090, 22895, 26751, 27474, 28120, 28920, 35668, 36632, 42180, 44585, 45790, 53502, 54948, 68685, 71336, 84360, 89170, 91580, 107004, 109896, 133755, 137370, 169423, 178340, 183160, 214008, 267510, 274740, 338846, 356680, 508269, 535020, 549480, 677692, 847115, 1016538, 1070040, 1355384, 1694230, 2033076, 2541345, 3388460, 4066152, 5082690, 6776920, 10165380, 20330760]

約数ペア:

[(1, 20330760), (2, 10165380), (3, 6776920), (4, 5082690), (5, 4066152), (6, 3388460), (8, 2541345), (10, 2033076), (12, 1694230), (15, 1355384), (19, 1070040), (20, 1016538), (24, 847115), (30, 677692), (37, 549480), (38, 535020), (40, 508269), (57, 356680), (60, 338846), (74, 274740), (76, 267510), (95, 214008), (111, 183160), (114, 178340), (120, 169423), (148, 137370), (152, 133755), (185, 109896), (190, 107004), (222, 91580), (228, 89170), (241, 84360), (285, 71336), (296, 68685), (370, 54948), (380, 53502), (444, 45790), (456, 44585), (482, 42180), (555, 36632), (570, 35668), (703, 28920), (723, 28120), (740, 27474), (760, 26751), (888, 22895), (964, 21090), (1110, 18316), (1140, 17834), (1205, 16872), (1406, 14460), (1446, 14060), (1480, 13737), (1928, 10545), (2109, 9640), (2220, 9158), (2280, 8917), (2410, 8436), (2812, 7230), (2892, 7030), (3515, 5784), (3615, 5624), (4218, 4820), (4440, 4579)]