2040390715

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{467}}^1$

素因数の和:652

約数の個数: 64

約数和(自身を含む): 2919421440

約数和(自身を除く): 879030725

約数列:

[1, 5, 11, 19, 37, 55, 95, 113, 185, 209, 407, 467, 565, 703, 1045, 1243, 2035, 2147, 2335, 3515, 4181, 5137, 6215, 7733, 8873, 10735, 17279, 20905, 23617, 25685, 38665, 44365, 45991, 52771, 79439, 86395, 97603, 118085, 190069, 229955, 263855, 328301, 397195, 488015, 580481, 873829, 950345, 1002649, 1641505, 1952527, 2902405, 3611311, 4369145, 5013245, 9762635, 11029139, 18056555, 21477797, 37098013, 55145695, 107388985, 185490065, 408078143, 2040390715]

約数ペア:

[(1, 2040390715), (5, 408078143), (11, 185490065), (19, 107388985), (37, 55145695), (55, 37098013), (95, 21477797), (113, 18056555), (185, 11029139), (209, 9762635), (407, 5013245), (467, 4369145), (565, 3611311), (703, 2902405), (1045, 1952527), (1243, 1641505), (2035, 1002649), (2147, 950345), (2335, 873829), (3515, 580481), (4181, 488015), (5137, 397195), (6215, 328301), (7733, 263855), (8873, 229955), (10735, 190069), (17279, 118085), (20905, 97603), (23617, 86395), (25685, 79439), (38665, 52771), (44365, 45991)]