520025740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1069}}^1\times {\mathrm{1871}}^1$

素因数の和:2962

約数の個数: 48

約数和(自身を含む): 1177787520

約数和(自身を除く): 657761780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1069, 1871, 2138, 3742, 4276, 5345, 7484, 9355, 10690, 13897, 18710, 21380, 24323, 27794, 37420, 48646, 55588, 69485, 97292, 121615, 138970, 243230, 277940, 486460, 2000099, 4000198, 8000396, 10000495, 20000990, 26001287, 40001980, 52002574, 104005148, 130006435, 260012870, 520025740]

約数ペア:

[(1, 520025740), (2, 260012870), (4, 130006435), (5, 104005148), (10, 52002574), (13, 40001980), (20, 26001287), (26, 20000990), (52, 10000495), (65, 8000396), (130, 4000198), (260, 2000099), (1069, 486460), (1871, 277940), (2138, 243230), (3742, 138970), (4276, 121615), (5345, 97292), (7484, 69485), (9355, 55588), (10690, 48646), (13897, 37420), (18710, 27794), (21380, 24323)]