1154920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2221}}^1$

素因数の和:2245

約数の個数: 32

約数和(自身を含む): 2799720

約数和(自身を除く): 1644800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 2221, 4442, 8884, 11105, 17768, 22210, 28873, 44420, 57746, 88840, 115492, 144365, 230984, 288730, 577460, 1154920]

約数ペア:

[(1, 1154920), (2, 577460), (4, 288730), (5, 230984), (8, 144365), (10, 115492), (13, 88840), (20, 57746), (26, 44420), (40, 28873), (52, 22210), (65, 17768), (104, 11105), (130, 8884), (260, 4442), (520, 2221)]