2247251780

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{701}}^1\times {\mathrm{1801}}^1$

素因数の和:2600

約数の個数: 48

約数和(自身を含む): 4781715120

約数和(自身を除く): 2534463340

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 701, 890, 1402, 1780, 1801, 2804, 3505, 3602, 7010, 7204, 9005, 14020, 18010, 36020, 62389, 124778, 160289, 249556, 311945, 320578, 623890, 641156, 801445, 1247780, 1262501, 1602890, 2525002, 3205780, 5050004, 6312505, 12625010, 25250020, 112362589, 224725178, 449450356, 561812945, 1123625890, 2247251780]

約数ペア:

[(1, 2247251780), (2, 1123625890), (4, 561812945), (5, 449450356), (10, 224725178), (20, 112362589), (89, 25250020), (178, 12625010), (356, 6312505), (445, 5050004), (701, 3205780), (890, 2525002), (1402, 1602890), (1780, 1262501), (1801, 1247780), (2804, 801445), (3505, 641156), (3602, 623890), (7010, 320578), (7204, 311945), (9005, 249556), (14020, 160289), (18010, 124778), (36020, 62389)]