19816080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{82567}}^1$

素因数の和:82583

約数の個数: 40

約数和(自身を含む): 61430592

約数和(自身を除く): 41614512

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 82567, 165134, 247701, 330268, 412835, 495402, 660536, 825670, 990804, 1238505, 1321072, 1651340, 1981608, 2477010, 3302680, 3963216, 4954020, 6605360, 9908040, 19816080]

約数ペア:

[(1, 19816080), (2, 9908040), (3, 6605360), (4, 4954020), (5, 3963216), (6, 3302680), (8, 2477010), (10, 1981608), (12, 1651340), (15, 1321072), (16, 1238505), (20, 990804), (24, 825670), (30, 660536), (40, 495402), (48, 412835), (60, 330268), (80, 247701), (120, 165134), (240, 82567)]