3990090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{787}}^1$

素因数の和:823

約数の個数: 48

約数和(自身を含む): 10382688

約数和(自身を除く): 6392598

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 169, 195, 338, 390, 507, 787, 845, 1014, 1574, 1690, 2361, 2535, 3935, 4722, 5070, 7870, 10231, 11805, 20462, 23610, 30693, 51155, 61386, 102310, 133003, 153465, 266006, 306930, 399009, 665015, 798018, 1330030, 1995045, 3990090]

約数ペア:

[(1, 3990090), (2, 1995045), (3, 1330030), (5, 798018), (6, 665015), (10, 399009), (13, 306930), (15, 266006), (26, 153465), (30, 133003), (39, 102310), (65, 61386), (78, 51155), (130, 30693), (169, 23610), (195, 20462), (338, 11805), (390, 10231), (507, 7870), (787, 5070), (845, 4722), (1014, 3935), (1574, 2535), (1690, 2361)]