40896880

素因数分解:

$2^4\times 5^1\times {\mathrm{511211}}^1$

素因数の和:511224

約数の個数: 20

約数和(自身を含む): 95085432

約数和(自身を除く): 54188552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 511211, 1022422, 2044844, 2556055, 4089688, 5112110, 8179376, 10224220, 20448440, 40896880]

約数ペア:

[(1, 40896880), (2, 20448440), (4, 10224220), (5, 8179376), (8, 5112110), (10, 4089688), (16, 2556055), (20, 2044844), (40, 1022422), (80, 511211)]