2051445720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{397567}}^1$

素因数の和:397624

約数の個数: 64

約数和(自身を含む): 6297477120

約数和(自身を除く): 4246031400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 397567, 795134, 1192701, 1590268, 1987835, 2385402, 3180536, 3975670, 4770804, 5963505, 7951340, 9541608, 11927010, 15902680, 17095381, 23854020, 34190762, 47708040, 51286143, 68381524, 85476905, 102572286, 136763048, 170953810, 205144572, 256430715, 341907620, 410289144, 512861430, 683815240, 1025722860, 2051445720]

約数ペア:

[(1, 2051445720), (2, 1025722860), (3, 683815240), (4, 512861430), (5, 410289144), (6, 341907620), (8, 256430715), (10, 205144572), (12, 170953810), (15, 136763048), (20, 102572286), (24, 85476905), (30, 68381524), (40, 51286143), (43, 47708040), (60, 34190762), (86, 23854020), (120, 17095381), (129, 15902680), (172, 11927010), (215, 9541608), (258, 7951340), (344, 5963505), (430, 4770804), (516, 3975670), (645, 3180536), (860, 2385402), (1032, 1987835), (1290, 1590268), (1720, 1192701), (2580, 795134), (5160, 397567)]