405754672

素因数分解:

$2^4\times {\mathrm{2459}}^1\times {\mathrm{10313}}^1$

素因数の和:12780

約数の個数: 20

約数和(自身を含む): 786545640

約数和(自身を除く): 380790968

約数列:

[1, 2, 4, 8, 16, 2459, 4918, 9836, 10313, 19672, 20626, 39344, 41252, 82504, 165008, 25359667, 50719334, 101438668, 202877336, 405754672]

約数ペア:

[(1, 405754672), (2, 202877336), (4, 101438668), (8, 50719334), (16, 25359667), (2459, 165008), (4918, 82504), (9836, 41252), (10313, 39344), (19672, 20626)]