2015687180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7752643}}^1$

素因数の和:7752665

約数の個数: 24

約数和(自身を含む): 4558554672

約数和(自身を除く): 2542867492

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 7752643, 15505286, 31010572, 38763215, 77526430, 100784359, 155052860, 201568718, 403137436, 503921795, 1007843590, 2015687180]

約数ペア:

[(1, 2015687180), (2, 1007843590), (4, 503921795), (5, 403137436), (10, 201568718), (13, 155052860), (20, 100784359), (26, 77526430), (52, 38763215), (65, 31010572), (130, 15505286), (260, 7752643)]