520270140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{667013}}^1$

素因数の和:667038

約数の個数: 48

約数和(自身を含む): 1568816928

約数和(自身を除く): 1048546788

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, 667013, 1334026, 2001039, 2668052, 3335065, 4002078, 6670130, 8004156, 8671169, 10005195, 13340260, 17342338, 20010390, 26013507, 34684676, 40020780, 43355845, 52027014, 86711690, 104054028, 130067535, 173423380, 260135070, 520270140]

約数ペア:

[(1, 520270140), (2, 260135070), (3, 173423380), (4, 130067535), (5, 104054028), (6, 86711690), (10, 52027014), (12, 43355845), (13, 40020780), (15, 34684676), (20, 26013507), (26, 20010390), (30, 17342338), (39, 13340260), (52, 10005195), (60, 8671169), (65, 8004156), (78, 6670130), (130, 4002078), (156, 3335065), (195, 2668052), (260, 2001039), (390, 1334026), (780, 667013)]