2018362760

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{449}}^1\times {\mathrm{2741}}^1$

素因数の和:3242

約数の個数: 64

約数和(自身を含む): 4664142000

約数和(自身を除く): 2645779240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 449, 820, 898, 1640, 1796, 2245, 2741, 3592, 4490, 5482, 8980, 10964, 13705, 17960, 18409, 21928, 27410, 36818, 54820, 73636, 92045, 109640, 112381, 147272, 184090, 224762, 368180, 449524, 561905, 736360, 899048, 1123810, 1230709, 2247620, 2461418, 4495240, 4922836, 6153545, 9845672, 12307090, 24614180, 49228360, 50459069, 100918138, 201836276, 252295345, 403672552, 504590690, 1009181380, 2018362760]

約数ペア:

[(1, 2018362760), (2, 1009181380), (4, 504590690), (5, 403672552), (8, 252295345), (10, 201836276), (20, 100918138), (40, 50459069), (41, 49228360), (82, 24614180), (164, 12307090), (205, 9845672), (328, 6153545), (410, 4922836), (449, 4495240), (820, 2461418), (898, 2247620), (1640, 1230709), (1796, 1123810), (2245, 899048), (2741, 736360), (3592, 561905), (4490, 449524), (5482, 368180), (8980, 224762), (10964, 184090), (13705, 147272), (17960, 112381), (18409, 109640), (21928, 92045), (27410, 73636), (36818, 54820)]