201706540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{205823}}^1$

素因数の和:205846

約数の個数: 36

約数和(自身を含む): 492742656

約数和(自身を除く): 291036116

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 205823, 411646, 823292, 1029115, 1440761, 2058230, 2881522, 4116460, 5763044, 7203805, 10085327, 14407610, 20170654, 28815220, 40341308, 50426635, 100853270, 201706540]

約数ペア:

[(1, 201706540), (2, 100853270), (4, 50426635), (5, 40341308), (7, 28815220), (10, 20170654), (14, 14407610), (20, 10085327), (28, 7203805), (35, 5763044), (49, 4116460), (70, 2881522), (98, 2058230), (140, 1440761), (196, 1029115), (245, 823292), (490, 411646), (980, 205823)]