17808440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1489}}^1$

素因数の和:1536

約数の個数: 64

約数和(自身を含む): 45057600

約数和(自身を除く): 27249160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 92, 104, 115, 130, 184, 230, 260, 299, 460, 520, 598, 920, 1196, 1489, 1495, 2392, 2978, 2990, 5956, 5980, 7445, 11912, 11960, 14890, 19357, 29780, 34247, 38714, 59560, 68494, 77428, 96785, 136988, 154856, 171235, 193570, 273976, 342470, 387140, 445211, 684940, 774280, 890422, 1369880, 1780844, 2226055, 3561688, 4452110, 8904220, 17808440]

約数ペア:

[(1, 17808440), (2, 8904220), (4, 4452110), (5, 3561688), (8, 2226055), (10, 1780844), (13, 1369880), (20, 890422), (23, 774280), (26, 684940), (40, 445211), (46, 387140), (52, 342470), (65, 273976), (92, 193570), (104, 171235), (115, 154856), (130, 136988), (184, 96785), (230, 77428), (260, 68494), (299, 59560), (460, 38714), (520, 34247), (598, 29780), (920, 19357), (1196, 14890), (1489, 11960), (1495, 11912), (2392, 7445), (2978, 5980), (2990, 5956)]