4781980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{34157}}^1$

素因数の和:34173

約数の個数: 24

約数和(自身を含む): 11477088

約数和(自身を除く): 6695108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 34157, 68314, 136628, 170785, 239099, 341570, 478198, 683140, 956396, 1195495, 2390990, 4781980]

約数ペア:

[(1, 4781980), (2, 2390990), (4, 1195495), (5, 956396), (7, 683140), (10, 478198), (14, 341570), (20, 239099), (28, 170785), (35, 136628), (70, 68314), (140, 34157)]