689460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11491}}^1$

素因数の和:11503

約数の個数: 24

約数和(自身を含む): 1930656

約数和(自身を除く): 1241196

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 11491, 22982, 34473, 45964, 57455, 68946, 114910, 137892, 172365, 229820, 344730, 689460]

約数ペア:

[(1, 689460), (2, 344730), (3, 229820), (4, 172365), (5, 137892), (6, 114910), (10, 68946), (12, 57455), (15, 45964), (20, 34473), (30, 22982), (60, 11491)]