45389440

素因数分解:

$2^7\times 5^1\times {\mathrm{70921}}^1$

素因数の和:70940

約数の個数: 32

約数和(自身を含む): 108510660

約数和(自身を除く): 63121220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 70921, 141842, 283684, 354605, 567368, 709210, 1134736, 1418420, 2269472, 2836840, 4538944, 5673680, 9077888, 11347360, 22694720, 45389440]

約数ペア:

[(1, 45389440), (2, 22694720), (4, 11347360), (5, 9077888), (8, 5673680), (10, 4538944), (16, 2836840), (20, 2269472), (32, 1418420), (40, 1134736), (64, 709210), (80, 567368), (128, 354605), (160, 283684), (320, 141842), (640, 70921)]