28882047380

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{196771}}^1$

素因数の和:197000

約数の個数: 48

約数和(自身を含む): 62479045440

約数和(自身を除く): 33596998060

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 179, 205, 358, 410, 716, 820, 895, 1790, 3580, 7339, 14678, 29356, 36695, 73390, 146780, 196771, 393542, 787084, 983855, 1967710, 3935420, 8067611, 16135222, 32270444, 35222009, 40338055, 70444018, 80676110, 140888036, 161352220, 176110045, 352220090, 704440180, 1444102369, 2888204738, 5776409476, 7220511845, 14441023690, 28882047380]

約数ペア:

[(1, 28882047380), (2, 14441023690), (4, 7220511845), (5, 5776409476), (10, 2888204738), (20, 1444102369), (41, 704440180), (82, 352220090), (164, 176110045), (179, 161352220), (205, 140888036), (358, 80676110), (410, 70444018), (716, 40338055), (820, 35222009), (895, 32270444), (1790, 16135222), (3580, 8067611), (7339, 3935420), (14678, 1967710), (29356, 983855), (36695, 787084), (73390, 393542), (146780, 196771)]