2010028840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1\times {\mathrm{3761}}^1$

素因数の和:4234

約数の個数: 64

約数和(自身を含む): 4680529920

約数和(自身を除く): 2670501080

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 431, 620, 862, 1240, 1724, 2155, 3448, 3761, 4310, 7522, 8620, 13361, 15044, 17240, 18805, 26722, 30088, 37610, 53444, 66805, 75220, 106888, 116591, 133610, 150440, 233182, 267220, 466364, 534440, 582955, 932728, 1165910, 1620991, 2331820, 3241982, 4663640, 6483964, 8104955, 12967928, 16209910, 32419820, 50250721, 64839640, 100501442, 201002884, 251253605, 402005768, 502507210, 1005014420, 2010028840]

約数ペア:

[(1, 2010028840), (2, 1005014420), (4, 502507210), (5, 402005768), (8, 251253605), (10, 201002884), (20, 100501442), (31, 64839640), (40, 50250721), (62, 32419820), (124, 16209910), (155, 12967928), (248, 8104955), (310, 6483964), (431, 4663640), (620, 3241982), (862, 2331820), (1240, 1620991), (1724, 1165910), (2155, 932728), (3448, 582955), (3761, 534440), (4310, 466364), (7522, 267220), (8620, 233182), (13361, 150440), (15044, 133610), (17240, 116591), (18805, 106888), (26722, 75220), (30088, 66805), (37610, 53444)]