1980257831270

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5527}}^1\times {\mathrm{504631}}^1$

素因数の和:510236

約数の個数: 32

約数和(自身を含む): 3615328982016

約数和(自身を除く): 1635071150746

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 5527, 11054, 27635, 55270, 392417, 504631, 784834, 1009262, 1962085, 2523155, 3924170, 5046310, 35828801, 71657602, 179144005, 358288010, 2789095537, 5578191074, 13945477685, 27890955370, 198025783127, 396051566254, 990128915635, 1980257831270]

約数ペア:

[(1, 1980257831270), (2, 990128915635), (5, 396051566254), (10, 198025783127), (71, 27890955370), (142, 13945477685), (355, 5578191074), (710, 2789095537), (5527, 358288010), (11054, 179144005), (27635, 71657602), (55270, 35828801), (392417, 5046310), (504631, 3924170), (784834, 2523155), (1009262, 1962085)]