275573240

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{160217}}^1$

素因数の和:160271

約数の個数: 32

約数和(自身を含む): 634463280

約数和(自身を除く): 358890040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 160217, 320434, 640868, 801085, 1281736, 1602170, 3204340, 6408680, 6889331, 13778662, 27557324, 34446655, 55114648, 68893310, 137786620, 275573240]

約数ペア:

[(1, 275573240), (2, 137786620), (4, 68893310), (5, 55114648), (8, 34446655), (10, 27557324), (20, 13778662), (40, 6889331), (43, 6408680), (86, 3204340), (172, 1602170), (215, 1281736), (344, 801085), (430, 640868), (860, 320434), (1720, 160217)]