260706448

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{613}}^1\times {\mathrm{1399}}^1$

素因数の和:2039

約数の個数: 40

約数和(自身を含む): 532952000

約数和(自身を除く): 272245552

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 613, 1226, 1399, 2452, 2798, 4904, 5596, 9808, 11192, 11647, 22384, 23294, 26581, 46588, 53162, 93176, 106324, 186352, 212648, 425296, 857587, 1715174, 3430348, 6860696, 13721392, 16294153, 32588306, 65176612, 130353224, 260706448]

約数ペア:

[(1, 260706448), (2, 130353224), (4, 65176612), (8, 32588306), (16, 16294153), (19, 13721392), (38, 6860696), (76, 3430348), (152, 1715174), (304, 857587), (613, 425296), (1226, 212648), (1399, 186352), (2452, 106324), (2798, 93176), (4904, 53162), (5596, 46588), (9808, 26581), (11192, 23294), (11647, 22384)]