3478540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{787}}^1$

素因数の和:826

約数の個数: 48

約数和(自身を含む): 8340192

約数和(自身を除く): 4861652

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 787, 884, 1105, 1574, 2210, 3148, 3935, 4420, 7870, 10231, 13379, 15740, 20462, 26758, 40924, 51155, 53516, 66895, 102310, 133790, 173927, 204620, 267580, 347854, 695708, 869635, 1739270, 3478540]

約数ペア:

[(1, 3478540), (2, 1739270), (4, 869635), (5, 695708), (10, 347854), (13, 267580), (17, 204620), (20, 173927), (26, 133790), (34, 102310), (52, 66895), (65, 53516), (68, 51155), (85, 40924), (130, 26758), (170, 20462), (221, 15740), (260, 13379), (340, 10231), (442, 7870), (787, 4420), (884, 3935), (1105, 3148), (1574, 2210)]