40290965

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1523}}^1$

素因数の和:1589

約数の個数: 32

約数和(自身を含む): 58375296

約数和(自身を除く): 18084331

約数列:

[1, 5, 11, 13, 37, 55, 65, 143, 185, 407, 481, 715, 1523, 2035, 2405, 5291, 7615, 16753, 19799, 26455, 56351, 83765, 98995, 217789, 281755, 619861, 732563, 1088945, 3099305, 3662815, 8058193, 40290965]

約数ペア:

[(1, 40290965), (5, 8058193), (11, 3662815), (13, 3099305), (37, 1088945), (55, 732563), (65, 619861), (143, 281755), (185, 217789), (407, 98995), (481, 83765), (715, 56351), (1523, 26455), (2035, 19799), (2405, 16753), (5291, 7615)]