40745920

素因数分解:

$2^6\times 5^1\times {\mathrm{127331}}^1$

素因数の和:127348

約数の個数: 28

約数和(自身を含む): 97026984

約数和(自身を除く): 56281064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 127331, 254662, 509324, 636655, 1018648, 1273310, 2037296, 2546620, 4074592, 5093240, 8149184, 10186480, 20372960, 40745920]

約数ペア:

[(1, 40745920), (2, 20372960), (4, 10186480), (5, 8149184), (8, 5093240), (10, 4074592), (16, 2546620), (20, 2037296), (32, 1273310), (40, 1018648), (64, 636655), (80, 509324), (160, 254662), (320, 127331)]