1028295920

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{443231}}^1$

素因数の和:443273

約数の個数: 40

約数和(自身を含む): 2473234560

約数和(自身を除く): 1444938640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 443231, 886462, 1772924, 2216155, 3545848, 4432310, 7091696, 8864620, 12853699, 17729240, 25707398, 35458480, 51414796, 64268495, 102829592, 128536990, 205659184, 257073980, 514147960, 1028295920]

約数ペア:

[(1, 1028295920), (2, 514147960), (4, 257073980), (5, 205659184), (8, 128536990), (10, 102829592), (16, 64268495), (20, 51414796), (29, 35458480), (40, 25707398), (58, 17729240), (80, 12853699), (116, 8864620), (145, 7091696), (232, 4432310), (290, 3545848), (464, 2216155), (580, 1772924), (1160, 886462), (2320, 443231)]