31414040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{743}}^1$

素因数の和:912

約数の個数: 64

約数和(自身を含む): 81423360

約数和(自身を除く): 50009320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 151, 280, 302, 604, 743, 755, 1057, 1208, 1486, 1510, 2114, 2972, 3020, 3715, 4228, 5201, 5285, 5944, 6040, 7430, 8456, 10402, 10570, 14860, 20804, 21140, 26005, 29720, 41608, 42280, 52010, 104020, 112193, 208040, 224386, 448772, 560965, 785351, 897544, 1121930, 1570702, 2243860, 3141404, 3926755, 4487720, 6282808, 7853510, 15707020, 31414040]

約数ペア:

[(1, 31414040), (2, 15707020), (4, 7853510), (5, 6282808), (7, 4487720), (8, 3926755), (10, 3141404), (14, 2243860), (20, 1570702), (28, 1121930), (35, 897544), (40, 785351), (56, 560965), (70, 448772), (140, 224386), (151, 208040), (280, 112193), (302, 104020), (604, 52010), (743, 42280), (755, 41608), (1057, 29720), (1208, 26005), (1486, 21140), (1510, 20804), (2114, 14860), (2972, 10570), (3020, 10402), (3715, 8456), (4228, 7430), (5201, 6040), (5285, 5944)]