2129390

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6869}}^1$

素因数の和:6907

約数の個数: 16

約数和(自身を含む): 3957120

約数和(自身を除く): 1827730

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 6869, 13738, 34345, 68690, 212939, 425878, 1064695, 2129390]

約数ペア:

[(1, 2129390), (2, 1064695), (5, 425878), (10, 212939), (31, 68690), (62, 34345), (155, 13738), (310, 6869)]