274556720

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79813}}^1$

素因数の和:79869

約数の個数: 40

約数和(自身を含む): 653197776

約数和(自身を除く): 378641056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 79813, 159626, 319252, 399065, 638504, 798130, 1277008, 1596260, 3192520, 3431959, 6385040, 6863918, 13727836, 17159795, 27455672, 34319590, 54911344, 68639180, 137278360, 274556720]

約数ペア:

[(1, 274556720), (2, 137278360), (4, 68639180), (5, 54911344), (8, 34319590), (10, 27455672), (16, 17159795), (20, 13727836), (40, 6863918), (43, 6385040), (80, 3431959), (86, 3192520), (172, 1596260), (215, 1277008), (344, 798130), (430, 638504), (688, 399065), (860, 319252), (1720, 159626), (3440, 79813)]