2189161730

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{4467677}}^1$

素因数の和:4467698

約数の個数: 24

約数和(自身を含む): 4583837628

約数和(自身を除く): 2394675898

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 4467677, 8935354, 22338385, 31273739, 44676770, 62547478, 156368695, 218916173, 312737390, 437832346, 1094580865, 2189161730]

約数ペア:

[(1, 2189161730), (2, 1094580865), (5, 437832346), (7, 312737390), (10, 218916173), (14, 156368695), (35, 62547478), (49, 44676770), (70, 31273739), (98, 22338385), (245, 8935354), (490, 4467677)]