20808217740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{599}}^1\times {\mathrm{578971}}^1$

素因数の和:579582

約数の個数: 48

約数和(自身を含む): 58360377600

約数和(自身を除く): 37552159860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 599, 1198, 1797, 2396, 2995, 3594, 5990, 7188, 8985, 11980, 17970, 35940, 578971, 1157942, 1736913, 2315884, 2894855, 3473826, 5789710, 6947652, 8684565, 11579420, 17369130, 34738260, 346803629, 693607258, 1040410887, 1387214516, 1734018145, 2080821774, 3468036290, 4161643548, 5202054435, 6936072580, 10404108870, 20808217740]

約数ペア:

[(1, 20808217740), (2, 10404108870), (3, 6936072580), (4, 5202054435), (5, 4161643548), (6, 3468036290), (10, 2080821774), (12, 1734018145), (15, 1387214516), (20, 1040410887), (30, 693607258), (60, 346803629), (599, 34738260), (1198, 17369130), (1797, 11579420), (2396, 8684565), (2995, 6947652), (3594, 5789710), (5990, 3473826), (7188, 2894855), (8985, 2315884), (11980, 1736913), (17970, 1157942), (35940, 578971)]