13255580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2999}}^1$

素因数の和:3038

約数の個数: 48

約数和(自身を含む): 31752000

約数和(自身を除く): 18496420

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 2999, 4420, 5998, 11996, 14995, 29990, 38987, 50983, 59980, 77974, 101966, 155948, 194935, 203932, 254915, 389870, 509830, 662779, 779740, 1019660, 1325558, 2651116, 3313895, 6627790, 13255580]

約数ペア:

[(1, 13255580), (2, 6627790), (4, 3313895), (5, 2651116), (10, 1325558), (13, 1019660), (17, 779740), (20, 662779), (26, 509830), (34, 389870), (52, 254915), (65, 203932), (68, 194935), (85, 155948), (130, 101966), (170, 77974), (221, 59980), (260, 50983), (340, 38987), (442, 29990), (884, 14995), (1105, 11996), (2210, 5998), (2999, 4420)]