7926940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1381}}^1$

素因数の和:1438

約数の個数: 48

約数和(自身を含む): 19502784

約数和(自身を除く): 11575844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1381, 1435, 2762, 2870, 5524, 5740, 6905, 9667, 13810, 19334, 27620, 38668, 48335, 56621, 96670, 113242, 193340, 226484, 283105, 396347, 566210, 792694, 1132420, 1585388, 1981735, 3963470, 7926940]

約数ペア:

[(1, 7926940), (2, 3963470), (4, 1981735), (5, 1585388), (7, 1132420), (10, 792694), (14, 566210), (20, 396347), (28, 283105), (35, 226484), (41, 193340), (70, 113242), (82, 96670), (140, 56621), (164, 48335), (205, 38668), (287, 27620), (410, 19334), (574, 13810), (820, 9667), (1148, 6905), (1381, 5740), (1435, 5524), (2762, 2870)]