7629180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9781}}^1$

素因数の和:9806

約数の個数: 48

約数和(自身を含む): 23007264

約数和(自身を除く): 15378084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 9781, 19562, 29343, 39124, 48905, 58686, 97810, 117372, 127153, 146715, 195620, 254306, 293430, 381459, 508612, 586860, 635765, 762918, 1271530, 1525836, 1907295, 2543060, 3814590, 7629180]

約数ペア:

[(1, 7629180), (2, 3814590), (3, 2543060), (4, 1907295), (5, 1525836), (6, 1271530), (10, 762918), (12, 635765), (13, 586860), (15, 508612), (20, 381459), (26, 293430), (30, 254306), (39, 195620), (52, 146715), (60, 127153), (65, 117372), (78, 97810), (130, 58686), (156, 48905), (195, 39124), (260, 29343), (390, 19562), (780, 9781)]