20019150

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{4943}}^1$

素因数の和:4967

約数の個数: 60

約数和(自身を含む): 55634832

約数和(自身を除く): 35615682

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 81, 90, 135, 150, 162, 225, 270, 405, 450, 675, 810, 1350, 2025, 4050, 4943, 9886, 14829, 24715, 29658, 44487, 49430, 74145, 88974, 123575, 133461, 148290, 222435, 247150, 266922, 370725, 400383, 444870, 667305, 741450, 800766, 1112175, 1334610, 2001915, 2224350, 3336525, 4003830, 6673050, 10009575, 20019150]

約数ペア:

[(1, 20019150), (2, 10009575), (3, 6673050), (5, 4003830), (6, 3336525), (9, 2224350), (10, 2001915), (15, 1334610), (18, 1112175), (25, 800766), (27, 741450), (30, 667305), (45, 444870), (50, 400383), (54, 370725), (75, 266922), (81, 247150), (90, 222435), (135, 148290), (150, 133461), (162, 123575), (225, 88974), (270, 74145), (405, 49430), (450, 44487), (675, 29658), (810, 24715), (1350, 14829), (2025, 9886), (4050, 4943)]