214345540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{6079}}^1$

素因数の和:6172

約数の個数: 48

約数和(自身を含む): 471905280

約数和(自身を除く): 257559740

約数列:

[1, 2, 4, 5, 10, 20, 41, 43, 82, 86, 164, 172, 205, 215, 410, 430, 820, 860, 1763, 3526, 6079, 7052, 8815, 12158, 17630, 24316, 30395, 35260, 60790, 121580, 249239, 261397, 498478, 522794, 996956, 1045588, 1246195, 1306985, 2492390, 2613970, 4984780, 5227940, 10717277, 21434554, 42869108, 53586385, 107172770, 214345540]

約数ペア:

[(1, 214345540), (2, 107172770), (4, 53586385), (5, 42869108), (10, 21434554), (20, 10717277), (41, 5227940), (43, 4984780), (82, 2613970), (86, 2492390), (164, 1306985), (172, 1246195), (205, 1045588), (215, 996956), (410, 522794), (430, 498478), (820, 261397), (860, 249239), (1763, 121580), (3526, 60790), (6079, 35260), (7052, 30395), (8815, 24316), (12158, 17630)]