2090345420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1\times {\mathrm{12037}}^1$

素因数の和:12522

約数の個数: 48

約数和(自身を含む): 4631259360

約数和(自身を除く): 2540913940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 457, 914, 1828, 2285, 4570, 8683, 9140, 12037, 17366, 24074, 34732, 43415, 48148, 60185, 86830, 120370, 173660, 228703, 240740, 457406, 914812, 1143515, 2287030, 4574060, 5500909, 11001818, 22003636, 27504545, 55009090, 104517271, 110018180, 209034542, 418069084, 522586355, 1045172710, 2090345420]

約数ペア:

[(1, 2090345420), (2, 1045172710), (4, 522586355), (5, 418069084), (10, 209034542), (19, 110018180), (20, 104517271), (38, 55009090), (76, 27504545), (95, 22003636), (190, 11001818), (380, 5500909), (457, 4574060), (914, 2287030), (1828, 1143515), (2285, 914812), (4570, 457406), (8683, 240740), (9140, 228703), (12037, 173660), (17366, 120370), (24074, 86830), (34732, 60185), (43415, 48148)]