13687180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{863}}^1$

素因数の和:946

約数の個数: 48

約数和(自身を含む): 31497984

約数和(自身を除く): 17810804

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 863, 1220, 1586, 1726, 3172, 3452, 3965, 4315, 7930, 8630, 11219, 15860, 17260, 22438, 44876, 52643, 56095, 105286, 112190, 210572, 224380, 263215, 526430, 684359, 1052860, 1368718, 2737436, 3421795, 6843590, 13687180]

約数ペア:

[(1, 13687180), (2, 6843590), (4, 3421795), (5, 2737436), (10, 1368718), (13, 1052860), (20, 684359), (26, 526430), (52, 263215), (61, 224380), (65, 210572), (122, 112190), (130, 105286), (244, 56095), (260, 52643), (305, 44876), (610, 22438), (793, 17260), (863, 15860), (1220, 11219), (1586, 8630), (1726, 7930), (3172, 4315), (3452, 3965)]