13659620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{491}}^1$

素因数の和:620

約数の個数: 48

約数和(自身を含む): 31243968

約数和(自身を除く): 17584348

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 107, 130, 214, 260, 428, 491, 535, 982, 1070, 1391, 1964, 2140, 2455, 2782, 4910, 5564, 6383, 6955, 9820, 12766, 13910, 25532, 27820, 31915, 52537, 63830, 105074, 127660, 210148, 262685, 525370, 682981, 1050740, 1365962, 2731924, 3414905, 6829810, 13659620]

約数ペア:

[(1, 13659620), (2, 6829810), (4, 3414905), (5, 2731924), (10, 1365962), (13, 1050740), (20, 682981), (26, 525370), (52, 262685), (65, 210148), (107, 127660), (130, 105074), (214, 63830), (260, 52537), (428, 31915), (491, 27820), (535, 25532), (982, 13910), (1070, 12766), (1391, 9820), (1964, 6955), (2140, 6383), (2455, 5564), (2782, 4910)]