31949440

素因数分解:

$2^7\times 5^1\times {\mathrm{49921}}^1$

素因数の和:49940

約数の個数: 32

約数和(自身を含む): 76380660

約数和(自身を除く): 44431220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 49921, 99842, 199684, 249605, 399368, 499210, 798736, 998420, 1597472, 1996840, 3194944, 3993680, 6389888, 7987360, 15974720, 31949440]

約数ペア:

[(1, 31949440), (2, 15974720), (4, 7987360), (5, 6389888), (8, 3993680), (10, 3194944), (16, 1996840), (20, 1597472), (32, 998420), (40, 798736), (64, 499210), (80, 399368), (128, 249605), (160, 199684), (320, 99842), (640, 49921)]