2012856080

素因数分解:

$2^4\times 5^1\times {\mathrm{1559}}^1\times {\mathrm{16139}}^1$

素因数の和:17711

約数の個数: 40

約数和(自身を含む): 4683182400

約数和(自身を除く): 2670326320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1559, 3118, 6236, 7795, 12472, 15590, 16139, 24944, 31180, 32278, 62360, 64556, 80695, 124720, 129112, 161390, 258224, 322780, 645560, 1291120, 25160701, 50321402, 100642804, 125803505, 201285608, 251607010, 402571216, 503214020, 1006428040, 2012856080]

約数ペア:

[(1, 2012856080), (2, 1006428040), (4, 503214020), (5, 402571216), (8, 251607010), (10, 201285608), (16, 125803505), (20, 100642804), (40, 50321402), (80, 25160701), (1559, 1291120), (3118, 645560), (6236, 322780), (7795, 258224), (12472, 161390), (15590, 129112), (16139, 124720), (24944, 80695), (31180, 64556), (32278, 62360)]