520039380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1238189}}^1$

素因数の和:1238208

約数の個数: 48

約数和(自身を含む): 1664127360

約数和(自身を除く): 1144087980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1238189, 2476378, 3714567, 4952756, 6190945, 7429134, 8667323, 12381890, 14858268, 17334646, 18572835, 24763780, 26001969, 34669292, 37145670, 43336615, 52003938, 74291340, 86673230, 104007876, 130009845, 173346460, 260019690, 520039380]

約数ペア:

[(1, 520039380), (2, 260019690), (3, 173346460), (4, 130009845), (5, 104007876), (6, 86673230), (7, 74291340), (10, 52003938), (12, 43336615), (14, 37145670), (15, 34669292), (20, 26001969), (21, 24763780), (28, 18572835), (30, 17334646), (35, 14858268), (42, 12381890), (60, 8667323), (70, 7429134), (84, 6190945), (105, 4952756), (140, 3714567), (210, 2476378), (420, 1238189)]