190011440

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{26687}}^1$

素因数の和:26789

約数の個数: 40

約数和(自身を含む): 446757120

約数和(自身を除く): 256745680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 26687, 53374, 106748, 133435, 213496, 266870, 426992, 533740, 1067480, 2134960, 2375143, 4750286, 9500572, 11875715, 19001144, 23751430, 38002288, 47502860, 95005720, 190011440]

約数ペア:

[(1, 190011440), (2, 95005720), (4, 47502860), (5, 38002288), (8, 23751430), (10, 19001144), (16, 11875715), (20, 9500572), (40, 4750286), (80, 2375143), (89, 2134960), (178, 1067480), (356, 533740), (445, 426992), (712, 266870), (890, 213496), (1424, 133435), (1780, 106748), (3560, 53374), (7120, 26687)]