431071940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{977}}^1\times {\mathrm{1697}}^1$

素因数の和:2696

約数の個数: 48

約数和(自身を含む): 976458672

約数和(自身を除く): 545386732

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 977, 1697, 1954, 3394, 3908, 4885, 6788, 8485, 9770, 12701, 16970, 19540, 22061, 25402, 33940, 44122, 50804, 63505, 88244, 110305, 127010, 220610, 254020, 441220, 1657969, 3315938, 6631876, 8289845, 16579690, 21553597, 33159380, 43107194, 86214388, 107767985, 215535970, 431071940]

約数ペア:

[(1, 431071940), (2, 215535970), (4, 107767985), (5, 86214388), (10, 43107194), (13, 33159380), (20, 21553597), (26, 16579690), (52, 8289845), (65, 6631876), (130, 3315938), (260, 1657969), (977, 441220), (1697, 254020), (1954, 220610), (3394, 127010), (3908, 110305), (4885, 88244), (6788, 63505), (8485, 50804), (9770, 44122), (12701, 33940), (16970, 25402), (19540, 22061)]