15707020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{743}}^1$

素因数の和:910

約数の個数: 48

約数和(自身を含む): 37997568

約数和(自身を除く): 22290548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 151, 302, 604, 743, 755, 1057, 1486, 1510, 2114, 2972, 3020, 3715, 4228, 5201, 5285, 7430, 10402, 10570, 14860, 20804, 21140, 26005, 52010, 104020, 112193, 224386, 448772, 560965, 785351, 1121930, 1570702, 2243860, 3141404, 3926755, 7853510, 15707020]

約数ペア:

[(1, 15707020), (2, 7853510), (4, 3926755), (5, 3141404), (7, 2243860), (10, 1570702), (14, 1121930), (20, 785351), (28, 560965), (35, 448772), (70, 224386), (140, 112193), (151, 104020), (302, 52010), (604, 26005), (743, 21140), (755, 20804), (1057, 14860), (1486, 10570), (1510, 10402), (2114, 7430), (2972, 5285), (3020, 5201), (3715, 4228)]