40888640

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9829}}^1$

素因数の和:9859

約数の個数: 56

約数和(自身を含む): 104866440

約数和(自身を除く): 63977800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 9829, 19658, 39316, 49145, 78632, 98290, 127777, 157264, 196580, 255554, 314528, 393160, 511108, 629056, 638885, 786320, 1022216, 1277770, 1572640, 2044432, 2555540, 3145280, 4088864, 5111080, 8177728, 10222160, 20444320, 40888640]

約数ペア:

[(1, 40888640), (2, 20444320), (4, 10222160), (5, 8177728), (8, 5111080), (10, 4088864), (13, 3145280), (16, 2555540), (20, 2044432), (26, 1572640), (32, 1277770), (40, 1022216), (52, 786320), (64, 638885), (65, 629056), (80, 511108), (104, 393160), (130, 314528), (160, 255554), (208, 196580), (260, 157264), (320, 127777), (416, 98290), (520, 78632), (832, 49145), (1040, 39316), (2080, 19658), (4160, 9829)]