3899870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{229}}^1$

素因数の和:380

約数の個数: 32

約数和(自身を含む): 7650720

約数和(自身を除く): 3750850

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 131, 229, 262, 458, 655, 1145, 1310, 1703, 2290, 2977, 3406, 5954, 8515, 14885, 17030, 29770, 29999, 59998, 149995, 299990, 389987, 779974, 1949935, 3899870]

約数ペア:

[(1, 3899870), (2, 1949935), (5, 779974), (10, 389987), (13, 299990), (26, 149995), (65, 59998), (130, 29999), (131, 29770), (229, 17030), (262, 14885), (458, 8515), (655, 5954), (1145, 3406), (1310, 2977), (1703, 2290)]