2130920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1$

素因数の和:218

約数の個数: 64

約数和(自身を含む): 5443200

約数和(自身を除く): 3312280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 88, 110, 116, 145, 167, 220, 232, 290, 319, 334, 440, 580, 638, 668, 835, 1160, 1276, 1336, 1595, 1670, 1837, 2552, 3190, 3340, 3674, 4843, 6380, 6680, 7348, 9185, 9686, 12760, 14696, 18370, 19372, 24215, 36740, 38744, 48430, 53273, 73480, 96860, 106546, 193720, 213092, 266365, 426184, 532730, 1065460, 2130920]

約数ペア:

[(1, 2130920), (2, 1065460), (4, 532730), (5, 426184), (8, 266365), (10, 213092), (11, 193720), (20, 106546), (22, 96860), (29, 73480), (40, 53273), (44, 48430), (55, 38744), (58, 36740), (88, 24215), (110, 19372), (116, 18370), (145, 14696), (167, 12760), (220, 9686), (232, 9185), (290, 7348), (319, 6680), (334, 6380), (440, 4843), (580, 3674), (638, 3340), (668, 3190), (835, 2552), (1160, 1837), (1276, 1670), (1336, 1595)]