7649740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{541}}^1$

素因数の和:658

約数の個数: 48

約数和(自身を含む): 18575424

約数和(自身を除く): 10925684

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 541, 707, 1010, 1082, 1414, 2020, 2164, 2705, 2828, 3535, 3787, 5410, 7070, 7574, 10820, 14140, 15148, 18935, 37870, 54641, 75740, 109282, 218564, 273205, 382487, 546410, 764974, 1092820, 1529948, 1912435, 3824870, 7649740]

約数ペア:

[(1, 7649740), (2, 3824870), (4, 1912435), (5, 1529948), (7, 1092820), (10, 764974), (14, 546410), (20, 382487), (28, 273205), (35, 218564), (70, 109282), (101, 75740), (140, 54641), (202, 37870), (404, 18935), (505, 15148), (541, 14140), (707, 10820), (1010, 7574), (1082, 7070), (1414, 5410), (2020, 3787), (2164, 3535), (2705, 2828)]