40971760

素因数分解:

$2^4\times 5^1\times {\mathrm{512147}}^1$

素因数の和:512160

約数の個数: 20

約数和(自身を含む): 95259528

約数和(自身を除く): 54287768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 512147, 1024294, 2048588, 2560735, 4097176, 5121470, 8194352, 10242940, 20485880, 40971760]

約数ペア:

[(1, 40971760), (2, 20485880), (4, 10242940), (5, 8194352), (8, 5121470), (10, 4097176), (16, 2560735), (20, 2048588), (40, 1024294), (80, 512147)]