520035620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{929}}^1\times {\mathrm{2153}}^1$

素因数の和:3104

約数の個数: 48

約数和(自身を含む): 1177893360

約数和(自身を除く): 657857740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 929, 1858, 2153, 3716, 4306, 4645, 8612, 9290, 10765, 12077, 18580, 21530, 24154, 27989, 43060, 48308, 55978, 60385, 111956, 120770, 139945, 241540, 279890, 559780, 2000137, 4000274, 8000548, 10000685, 20001370, 26001781, 40002740, 52003562, 104007124, 130008905, 260017810, 520035620]

約数ペア:

[(1, 520035620), (2, 260017810), (4, 130008905), (5, 104007124), (10, 52003562), (13, 40002740), (20, 26001781), (26, 20001370), (52, 10000685), (65, 8000548), (130, 4000274), (260, 2000137), (929, 559780), (1858, 279890), (2153, 241540), (3716, 139945), (4306, 120770), (4645, 111956), (8612, 60385), (9290, 55978), (10765, 48308), (12077, 43060), (18580, 27989), (21530, 24154)]