2021497240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1831}}^1\times {\mathrm{3943}}^1$

素因数の和:5792

約数の個数: 64

約数和(自身を含む): 5202293760

約数和(自身を除く): 3180796520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1831, 3662, 3943, 7324, 7886, 9155, 12817, 14648, 15772, 18310, 19715, 25634, 27601, 31544, 36620, 39430, 51268, 55202, 64085, 73240, 78860, 102536, 110404, 128170, 138005, 157720, 220808, 256340, 276010, 512680, 552020, 1104040, 7219633, 14439266, 28878532, 36098165, 50537431, 57757064, 72196330, 101074862, 144392660, 202149724, 252687155, 288785320, 404299448, 505374310, 1010748620, 2021497240]

約数ペア:

[(1, 2021497240), (2, 1010748620), (4, 505374310), (5, 404299448), (7, 288785320), (8, 252687155), (10, 202149724), (14, 144392660), (20, 101074862), (28, 72196330), (35, 57757064), (40, 50537431), (56, 36098165), (70, 28878532), (140, 14439266), (280, 7219633), (1831, 1104040), (3662, 552020), (3943, 512680), (7324, 276010), (7886, 256340), (9155, 220808), (12817, 157720), (14648, 138005), (15772, 128170), (18310, 110404), (19715, 102536), (25634, 78860), (27601, 73240), (31544, 64085), (36620, 55202), (39430, 51268)]