260664380

素因数分解:

$2^2\times 5^1\times {\mathrm{2239}}^1\times {\mathrm{5821}}^1$

素因数の和:8069

約数の個数: 24

約数和(自身を含む): 547733760

約数和(自身を除く): 287069380

約数列:

[1, 2, 4, 5, 10, 20, 2239, 4478, 5821, 8956, 11195, 11642, 22390, 23284, 29105, 44780, 58210, 116420, 13033219, 26066438, 52132876, 65166095, 130332190, 260664380]

約数ペア:

[(1, 260664380), (2, 130332190), (4, 65166095), (5, 52132876), (10, 26066438), (20, 13033219), (2239, 116420), (4478, 58210), (5821, 44780), (8956, 29105), (11195, 23284), (11642, 22390)]