208844980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{5923}}^1$

素因数の和:6016

約数の個数: 48

約数和(自身を含む): 459797184

約数和(自身を除く): 250952204

約数列:

[1, 2, 4, 5, 10, 20, 41, 43, 82, 86, 164, 172, 205, 215, 410, 430, 820, 860, 1763, 3526, 5923, 7052, 8815, 11846, 17630, 23692, 29615, 35260, 59230, 118460, 242843, 254689, 485686, 509378, 971372, 1018756, 1214215, 1273445, 2428430, 2546890, 4856860, 5093780, 10442249, 20884498, 41768996, 52211245, 104422490, 208844980]

約数ペア:

[(1, 208844980), (2, 104422490), (4, 52211245), (5, 41768996), (10, 20884498), (20, 10442249), (41, 5093780), (43, 4856860), (82, 2546890), (86, 2428430), (164, 1273445), (172, 1214215), (205, 1018756), (215, 971372), (410, 509378), (430, 485686), (820, 254689), (860, 242843), (1763, 118460), (3526, 59230), (5923, 35260), (7052, 29615), (8815, 23692), (11846, 17630)]