222098380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{226631}}^1$

素因数の和:226654

約数の個数: 36

約数和(自身を含む): 542557008

約数和(自身を除く): 320458628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 226631, 453262, 906524, 1133155, 1586417, 2266310, 3172834, 4532620, 6345668, 7932085, 11104919, 15864170, 22209838, 31728340, 44419676, 55524595, 111049190, 222098380]

約数ペア:

[(1, 222098380), (2, 111049190), (4, 55524595), (5, 44419676), (7, 31728340), (10, 22209838), (14, 15864170), (20, 11104919), (28, 7932085), (35, 6345668), (49, 4532620), (70, 3172834), (98, 2266310), (140, 1586417), (196, 1133155), (245, 906524), (490, 453262), (980, 226631)]