3458420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{3529}}^1$

素因数の和:3552

約数の個数: 36

約数和(自身を含む): 8450820

約数和(自身を除く): 4992400

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 3529, 7058, 14116, 17645, 24703, 35290, 49406, 70580, 98812, 123515, 172921, 247030, 345842, 494060, 691684, 864605, 1729210, 3458420]

約数ペア:

[(1, 3458420), (2, 1729210), (4, 864605), (5, 691684), (7, 494060), (10, 345842), (14, 247030), (20, 172921), (28, 123515), (35, 98812), (49, 70580), (70, 49406), (98, 35290), (140, 24703), (196, 17645), (245, 14116), (490, 7058), (980, 3529)]