1989390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5101}}^1$

素因数の和:5124

約数の個数: 32

約数和(自身を含む): 5142816

約数和(自身を除く): 3153426

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 5101, 10202, 15303, 25505, 30606, 51010, 66313, 76515, 132626, 153030, 198939, 331565, 397878, 663130, 994695, 1989390]

約数ペア:

[(1, 1989390), (2, 994695), (3, 663130), (5, 397878), (6, 331565), (10, 198939), (13, 153030), (15, 132626), (26, 76515), (30, 66313), (39, 51010), (65, 30606), (78, 25505), (130, 15303), (195, 10202), (390, 5101)]