13415920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23957}}^1$

素因数の和:23977

約数の個数: 40

約数和(自身を含む): 35649504

約数和(自身を除く): 22233584

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 23957, 47914, 95828, 119785, 167699, 191656, 239570, 335398, 383312, 479140, 670796, 838495, 958280, 1341592, 1676990, 1916560, 2683184, 3353980, 6707960, 13415920]

約数ペア:

[(1, 13415920), (2, 6707960), (4, 3353980), (5, 2683184), (7, 1916560), (8, 1676990), (10, 1341592), (14, 958280), (16, 838495), (20, 670796), (28, 479140), (35, 383312), (40, 335398), (56, 239570), (70, 191656), (80, 167699), (112, 119785), (140, 95828), (280, 47914), (560, 23957)]