40690580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{41521}}^1$

素因数の和:41544

約数の個数: 36

約数和(自身を含む): 99403668

約数和(自身を除く): 58713088

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 41521, 83042, 166084, 207605, 290647, 415210, 581294, 830420, 1162588, 1453235, 2034529, 2906470, 4069058, 5812940, 8138116, 10172645, 20345290, 40690580]

約数ペア:

[(1, 40690580), (2, 20345290), (4, 10172645), (5, 8138116), (7, 5812940), (10, 4069058), (14, 2906470), (20, 2034529), (28, 1453235), (35, 1162588), (49, 830420), (70, 581294), (98, 415210), (140, 290647), (196, 207605), (245, 166084), (490, 83042), (980, 41521)]