19537980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4229}}^1$

素因数の和:4259

約数の個数: 96

約数和(自身を含む): 68221440

約数和(自身を除く): 48683460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 462, 660, 770, 924, 1155, 1540, 2310, 4229, 4620, 8458, 12687, 16916, 21145, 25374, 29603, 42290, 46519, 50748, 59206, 63435, 84580, 88809, 93038, 118412, 126870, 139557, 148015, 177618, 186076, 232595, 253740, 279114, 296030, 325633, 355236, 444045, 465190, 558228, 592060, 651266, 697785, 888090, 930380, 976899, 1302532, 1395570, 1628165, 1776180, 1953798, 2791140, 3256330, 3907596, 4884495, 6512660, 9768990, 19537980]

約数ペア:

[(1, 19537980), (2, 9768990), (3, 6512660), (4, 4884495), (5, 3907596), (6, 3256330), (7, 2791140), (10, 1953798), (11, 1776180), (12, 1628165), (14, 1395570), (15, 1302532), (20, 976899), (21, 930380), (22, 888090), (28, 697785), (30, 651266), (33, 592060), (35, 558228), (42, 465190), (44, 444045), (55, 355236), (60, 325633), (66, 296030), (70, 279114), (77, 253740), (84, 232595), (105, 186076), (110, 177618), (132, 148015), (140, 139557), (154, 126870), (165, 118412), (210, 93038), (220, 88809), (231, 84580), (308, 63435), (330, 59206), (385, 50748), (420, 46519), (462, 42290), (660, 29603), (770, 25374), (924, 21145), (1155, 16916), (1540, 12687), (2310, 8458), (4229, 4620)]