10921580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{701}}^1$

素因数の和:770

約数の個数: 48

約数和(自身を含む): 24766560

約数和(自身を除く): 13844980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 380, 410, 701, 779, 820, 1402, 1558, 2804, 3116, 3505, 3895, 7010, 7790, 13319, 14020, 15580, 26638, 28741, 53276, 57482, 66595, 114964, 133190, 143705, 266380, 287410, 546079, 574820, 1092158, 2184316, 2730395, 5460790, 10921580]

約数ペア:

[(1, 10921580), (2, 5460790), (4, 2730395), (5, 2184316), (10, 1092158), (19, 574820), (20, 546079), (38, 287410), (41, 266380), (76, 143705), (82, 133190), (95, 114964), (164, 66595), (190, 57482), (205, 53276), (380, 28741), (410, 26638), (701, 15580), (779, 14020), (820, 13319), (1402, 7790), (1558, 7010), (2804, 3895), (3116, 3505)]