40898720

素因数分解:

$2^5\times 5^1\times {\mathrm{255617}}^1$

素因数の和:255632

約数の個数: 24

約数和(自身を含む): 96623604

約数和(自身を除く): 55724884

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 255617, 511234, 1022468, 1278085, 2044936, 2556170, 4089872, 5112340, 8179744, 10224680, 20449360, 40898720]

約数ペア:

[(1, 40898720), (2, 20449360), (4, 10224680), (5, 8179744), (8, 5112340), (10, 4089872), (16, 2556170), (20, 2044936), (32, 1278085), (40, 1022468), (80, 511234), (160, 255617)]