249612740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{960049}}^1$

素因数の和:960071

約数の個数: 24

約数和(自身を含む): 564509400

約数和(自身を除く): 314896660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 960049, 1920098, 3840196, 4800245, 9600490, 12480637, 19200980, 24961274, 49922548, 62403185, 124806370, 249612740]

約数ペア:

[(1, 249612740), (2, 124806370), (4, 62403185), (5, 49922548), (10, 24961274), (13, 19200980), (20, 12480637), (26, 9600490), (52, 4800245), (65, 3840196), (130, 1920098), (260, 960049)]