848006740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{865313}}^1$

素因数の和:865336

約数の個数: 36

約数和(自身を含む): 2071561716

約数和(自身を除く): 1223554976

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 865313, 1730626, 3461252, 4326565, 6057191, 8653130, 12114382, 17306260, 24228764, 30285955, 42400337, 60571910, 84800674, 121143820, 169601348, 212001685, 424003370, 848006740]

約数ペア:

[(1, 848006740), (2, 424003370), (4, 212001685), (5, 169601348), (7, 121143820), (10, 84800674), (14, 60571910), (20, 42400337), (28, 30285955), (35, 24228764), (49, 17306260), (70, 12114382), (98, 8653130), (140, 6057191), (196, 4326565), (245, 3461252), (490, 1730626), (980, 865313)]