201730060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{205847}}^1$

素因数の和:205870

約数の個数: 36

約数和(自身を含む): 492800112

約数和(自身を除く): 291070052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 205847, 411694, 823388, 1029235, 1440929, 2058470, 2881858, 4116940, 5763716, 7204645, 10086503, 14409290, 20173006, 28818580, 40346012, 50432515, 100865030, 201730060]

約数ペア:

[(1, 201730060), (2, 100865030), (4, 50432515), (5, 40346012), (7, 28818580), (10, 20173006), (14, 14409290), (20, 10086503), (28, 7204645), (35, 5763716), (49, 4116940), (70, 2881858), (98, 2058470), (140, 1440929), (196, 1029235), (245, 823388), (490, 411694), (980, 205847)]