16418260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1123}}^1$

素因数の和:1192

約数の個数: 48

約数和(自身を含む): 37388736

約数和(自身を除く): 20970476

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 170, 172, 215, 340, 430, 731, 860, 1123, 1462, 2246, 2924, 3655, 4492, 5615, 7310, 11230, 14620, 19091, 22460, 38182, 48289, 76364, 95455, 96578, 190910, 193156, 241445, 381820, 482890, 820913, 965780, 1641826, 3283652, 4104565, 8209130, 16418260]

約数ペア:

[(1, 16418260), (2, 8209130), (4, 4104565), (5, 3283652), (10, 1641826), (17, 965780), (20, 820913), (34, 482890), (43, 381820), (68, 241445), (85, 193156), (86, 190910), (170, 96578), (172, 95455), (215, 76364), (340, 48289), (430, 38182), (731, 22460), (860, 19091), (1123, 14620), (1462, 11230), (2246, 7310), (2924, 5615), (3655, 4492)]