1948655620

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1\times {\mathrm{8537}}^1$

素因数の和:8760

約数の個数: 48

約数和(自身を含む): 4169754288

約数和(自身を除く): 2221098668

約数列:

[1, 2, 4, 5, 10, 20, 101, 113, 202, 226, 404, 452, 505, 565, 1010, 1130, 2020, 2260, 8537, 11413, 17074, 22826, 34148, 42685, 45652, 57065, 85370, 114130, 170740, 228260, 862237, 964681, 1724474, 1929362, 3448948, 3858724, 4311185, 4823405, 8622370, 9646810, 17244740, 19293620, 97432781, 194865562, 389731124, 487163905, 974327810, 1948655620]

約数ペア:

[(1, 1948655620), (2, 974327810), (4, 487163905), (5, 389731124), (10, 194865562), (20, 97432781), (101, 19293620), (113, 17244740), (202, 9646810), (226, 8622370), (404, 4823405), (452, 4311185), (505, 3858724), (565, 3448948), (1010, 1929362), (1130, 1724474), (2020, 964681), (2260, 862237), (8537, 228260), (11413, 170740), (17074, 114130), (22826, 85370), (34148, 57065), (42685, 45652)]