40538560

素因数分解:

$2^6\times 5^1\times {\mathrm{126683}}^1$

素因数の和:126700

約数の個数: 28

約数和(自身を含む): 96533208

約数和(自身を除く): 55994648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 126683, 253366, 506732, 633415, 1013464, 1266830, 2026928, 2533660, 4053856, 5067320, 8107712, 10134640, 20269280, 40538560]

約数ペア:

[(1, 40538560), (2, 20269280), (4, 10134640), (5, 8107712), (8, 5067320), (10, 4053856), (16, 2533660), (20, 2026928), (32, 1266830), (40, 1013464), (64, 633415), (80, 506732), (160, 253366), (320, 126683)]