7506980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2221}}^1$

素因数の和:2256

約数の個数: 36

約数和(自身を含む): 17078292

約数和(自身を除く): 9571312

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 2221, 3380, 4442, 8884, 11105, 22210, 28873, 44420, 57746, 115492, 144365, 288730, 375349, 577460, 750698, 1501396, 1876745, 3753490, 7506980]

約数ペア:

[(1, 7506980), (2, 3753490), (4, 1876745), (5, 1501396), (10, 750698), (13, 577460), (20, 375349), (26, 288730), (52, 144365), (65, 115492), (130, 57746), (169, 44420), (260, 28873), (338, 22210), (676, 11105), (845, 8884), (1690, 4442), (2221, 3380)]