406933730

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{830477}}^1$

素因数の和:830498

約数の個数: 24

約数和(自身を含む): 852070428

約数和(自身を除く): 445136698

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 830477, 1660954, 4152385, 5813339, 8304770, 11626678, 29066695, 40693373, 58133390, 81386746, 203466865, 406933730]

約数ペア:

[(1, 406933730), (2, 203466865), (5, 81386746), (7, 58133390), (10, 40693373), (14, 29066695), (35, 11626678), (49, 8304770), (70, 5813339), (98, 4152385), (245, 1660954), (490, 830477)]