91981840

素因数分解:

$2^4\times 5^1\times {\mathrm{1149773}}^1$

素因数の和:1149786

約数の個数: 20

約数和(自身を含む): 213857964

約数和(自身を除く): 121876124

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1149773, 2299546, 4599092, 5748865, 9198184, 11497730, 18396368, 22995460, 45990920, 91981840]

約数ペア:

[(1, 91981840), (2, 45990920), (4, 22995460), (5, 18396368), (8, 11497730), (10, 9198184), (16, 5748865), (20, 4599092), (40, 2299546), (80, 1149773)]