2018563620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{782389}}^1$

素因数の和:782444

約数の個数: 48

約数和(自身を含む): 5783426880

約数和(自身を除く): 3764863260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 782389, 1564778, 2347167, 3129556, 3911945, 4694334, 7823890, 9388668, 11735835, 15647780, 23471670, 33642727, 46943340, 67285454, 100928181, 134570908, 168213635, 201856362, 336427270, 403712724, 504640905, 672854540, 1009281810, 2018563620]

約数ペア:

[(1, 2018563620), (2, 1009281810), (3, 672854540), (4, 504640905), (5, 403712724), (6, 336427270), (10, 201856362), (12, 168213635), (15, 134570908), (20, 100928181), (30, 67285454), (43, 46943340), (60, 33642727), (86, 23471670), (129, 15647780), (172, 11735835), (215, 9388668), (258, 7823890), (430, 4694334), (516, 3911945), (645, 3129556), (860, 2347167), (1290, 1564778), (2580, 782389)]