6461980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{457}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 15696576

約数和(自身を除く): 9234596

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 457, 505, 707, 914, 1010, 1414, 1828, 2020, 2285, 2828, 3199, 3535, 4570, 6398, 7070, 9140, 12796, 14140, 15995, 31990, 46157, 63980, 92314, 184628, 230785, 323099, 461570, 646198, 923140, 1292396, 1615495, 3230990, 6461980]

約数ペア:

[(1, 6461980), (2, 3230990), (4, 1615495), (5, 1292396), (7, 923140), (10, 646198), (14, 461570), (20, 323099), (28, 230785), (35, 184628), (70, 92314), (101, 63980), (140, 46157), (202, 31990), (404, 15995), (457, 14140), (505, 12796), (707, 9140), (914, 7070), (1010, 6398), (1414, 4570), (1828, 3535), (2020, 3199), (2285, 2828)]