40702408

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{809}}^1$

素因数の和:1165

約数の個数: 32

約数和(自身を含む): 80676000

約数和(自身を除く): 39973592

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 331, 662, 809, 1324, 1618, 2648, 3236, 6289, 6472, 12578, 15371, 25156, 30742, 50312, 61484, 122968, 267779, 535558, 1071116, 2142232, 5087801, 10175602, 20351204, 40702408]

約数ペア:

[(1, 40702408), (2, 20351204), (4, 10175602), (8, 5087801), (19, 2142232), (38, 1071116), (76, 535558), (152, 267779), (331, 122968), (662, 61484), (809, 50312), (1324, 30742), (1618, 25156), (2648, 15371), (3236, 12578), (6289, 6472)]