210899220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{502141}}^1$

素因数の和:502160

約数の個数: 48

約数和(自身を含む): 674878848

約数和(自身を除く): 463979628

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 502141, 1004282, 1506423, 2008564, 2510705, 3012846, 3514987, 5021410, 6025692, 7029974, 7532115, 10042820, 10544961, 14059948, 15064230, 17574935, 21089922, 30128460, 35149870, 42179844, 52724805, 70299740, 105449610, 210899220]

約数ペア:

[(1, 210899220), (2, 105449610), (3, 70299740), (4, 52724805), (5, 42179844), (6, 35149870), (7, 30128460), (10, 21089922), (12, 17574935), (14, 15064230), (15, 14059948), (20, 10544961), (21, 10042820), (28, 7532115), (30, 7029974), (35, 6025692), (42, 5021410), (60, 3514987), (70, 3012846), (84, 2510705), (105, 2008564), (140, 1506423), (210, 1004282), (420, 502141)]