509027740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1957799}}^1$

素因数の和:1957821

約数の個数: 24

約数和(自身を含む): 1151186400

約数和(自身を除く): 642158660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1957799, 3915598, 7831196, 9788995, 19577990, 25451387, 39155980, 50902774, 101805548, 127256935, 254513870, 509027740]

約数ペア:

[(1, 509027740), (2, 254513870), (4, 127256935), (5, 101805548), (10, 50902774), (13, 39155980), (20, 25451387), (26, 19577990), (52, 9788995), (65, 7831196), (130, 3915598), (260, 1957799)]