12601420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2851}}^1$

素因数の和:2890

約数の個数: 48

約数和(自身を含む): 30185568

約数和(自身を除く): 17584148

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, 2851, 4420, 5702, 11404, 14255, 28510, 37063, 48467, 57020, 74126, 96934, 148252, 185315, 193868, 242335, 370630, 484670, 630071, 741260, 969340, 1260142, 2520284, 3150355, 6300710, 12601420]

約数ペア:

[(1, 12601420), (2, 6300710), (4, 3150355), (5, 2520284), (10, 1260142), (13, 969340), (17, 741260), (20, 630071), (26, 484670), (34, 370630), (52, 242335), (65, 193868), (68, 185315), (85, 148252), (130, 96934), (170, 74126), (221, 57020), (260, 48467), (340, 37063), (442, 28510), (884, 14255), (1105, 11404), (2210, 5702), (2851, 4420)]