24909440

素因数分解:

$2^7\times 5^1\times {\mathrm{38921}}^1$

素因数の和:38940

約数の個数: 32

約数和(自身を含む): 59550660

約数和(自身を除く): 34641220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 38921, 77842, 155684, 194605, 311368, 389210, 622736, 778420, 1245472, 1556840, 2490944, 3113680, 4981888, 6227360, 12454720, 24909440]

約数ペア:

[(1, 24909440), (2, 12454720), (4, 6227360), (5, 4981888), (8, 3113680), (10, 2490944), (16, 1556840), (20, 1245472), (32, 778420), (40, 622736), (64, 389210), (80, 311368), (128, 194605), (160, 155684), (320, 77842), (640, 38921)]