88981840

素因数分解:

$2^4\times 5^1\times {\mathrm{1112273}}^1$

素因数の和:1112286

約数の個数: 20

約数和(自身を含む): 206882964

約数和(自身を除く): 117901124

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1112273, 2224546, 4449092, 5561365, 8898184, 11122730, 17796368, 22245460, 44490920, 88981840]

約数ペア:

[(1, 88981840), (2, 44490920), (4, 22245460), (5, 17796368), (8, 11122730), (10, 8898184), (16, 5561365), (20, 4449092), (40, 2224546), (80, 1112273)]