6398420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{6529}}^1$

素因数の和:6552

約数の個数: 36

約数和(自身を含む): 15632820

約数和(自身を除く): 9234400

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 6529, 13058, 26116, 32645, 45703, 65290, 91406, 130580, 182812, 228515, 319921, 457030, 639842, 914060, 1279684, 1599605, 3199210, 6398420]

約数ペア:

[(1, 6398420), (2, 3199210), (4, 1599605), (5, 1279684), (7, 914060), (10, 639842), (14, 457030), (20, 319921), (28, 228515), (35, 182812), (49, 130580), (70, 91406), (98, 65290), (140, 45703), (196, 32645), (245, 26116), (490, 13058), (980, 6529)]