19797720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{5689}}^1$

素因数の和:5732

約数の個数: 64

約数和(自身を含む): 61452000

約数和(自身を除く): 41654280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 5689, 11378, 17067, 22756, 28445, 34134, 45512, 56890, 68268, 85335, 113780, 136536, 164981, 170670, 227560, 329962, 341340, 494943, 659924, 682680, 824905, 989886, 1319848, 1649810, 1979772, 2474715, 3299620, 3959544, 4949430, 6599240, 9898860, 19797720]

約数ペア:

[(1, 19797720), (2, 9898860), (3, 6599240), (4, 4949430), (5, 3959544), (6, 3299620), (8, 2474715), (10, 1979772), (12, 1649810), (15, 1319848), (20, 989886), (24, 824905), (29, 682680), (30, 659924), (40, 494943), (58, 341340), (60, 329962), (87, 227560), (116, 170670), (120, 164981), (145, 136536), (174, 113780), (232, 85335), (290, 68268), (348, 56890), (435, 45512), (580, 34134), (696, 28445), (870, 22756), (1160, 17067), (1740, 11378), (3480, 5689)]