41549440

素因数分解:

$2^7\times 5^1\times {\mathrm{64921}}^1$

素因数の和:64940

約数の個数: 32

約数和(自身を含む): 99330660

約数和(自身を除く): 57781220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 64921, 129842, 259684, 324605, 519368, 649210, 1038736, 1298420, 2077472, 2596840, 4154944, 5193680, 8309888, 10387360, 20774720, 41549440]

約数ペア:

[(1, 41549440), (2, 20774720), (4, 10387360), (5, 8309888), (8, 5193680), (10, 4154944), (16, 2596840), (20, 2077472), (32, 1298420), (40, 1038736), (64, 649210), (80, 519368), (128, 324605), (160, 259684), (320, 129842), (640, 64921)]