3988186960

素因数分解:

$2^4\times 5^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1\times {\mathrm{1237}}^1$

素因数の和:1652

約数の個数: 80

約数和(自身を含む): 9372828672

約数和(自身を除く): 5384641712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 191, 211, 382, 422, 764, 844, 955, 1055, 1237, 1528, 1688, 1910, 2110, 2474, 3056, 3376, 3820, 4220, 4948, 6185, 7640, 8440, 9896, 12370, 15280, 16880, 19792, 24740, 40301, 49480, 80602, 98960, 161204, 201505, 236267, 261007, 322408, 403010, 472534, 522014, 644816, 806020, 945068, 1044028, 1181335, 1305035, 1612040, 1890136, 2088056, 2362670, 2610070, 3224080, 3780272, 4176112, 4725340, 5220140, 9450680, 10440280, 18901360, 20880560, 49852337, 99704674, 199409348, 249261685, 398818696, 498523370, 797637392, 997046740, 1994093480, 3988186960]

約数ペア:

[(1, 3988186960), (2, 1994093480), (4, 997046740), (5, 797637392), (8, 498523370), (10, 398818696), (16, 249261685), (20, 199409348), (40, 99704674), (80, 49852337), (191, 20880560), (211, 18901360), (382, 10440280), (422, 9450680), (764, 5220140), (844, 4725340), (955, 4176112), (1055, 3780272), (1237, 3224080), (1528, 2610070), (1688, 2362670), (1910, 2088056), (2110, 1890136), (2474, 1612040), (3056, 1305035), (3376, 1181335), (3820, 1044028), (4220, 945068), (4948, 806020), (6185, 644816), (7640, 522014), (8440, 472534), (9896, 403010), (12370, 322408), (15280, 261007), (16880, 236267), (19792, 201505), (24740, 161204), (40301, 98960), (49480, 80602)]