2019431320

素因数分解:

$2^3\times 5^1\times {\mathrm{12377}}^1\times {\mathrm{4079}}^1$

素因数の和:16467

約数の個数: 32

約数和(自身を含む): 4545201600

約数和(自身を除く): 2525770280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4079, 8158, 12377, 16316, 20395, 24754, 32632, 40790, 49508, 61885, 81580, 99016, 123770, 163160, 247540, 495080, 50485783, 100971566, 201943132, 252428915, 403886264, 504857830, 1009715660, 2019431320]

約数ペア:

[(1, 2019431320), (2, 1009715660), (4, 504857830), (5, 403886264), (8, 252428915), (10, 201943132), (20, 100971566), (40, 50485783), (4079, 495080), (8158, 247540), (12377, 163160), (16316, 123770), (20395, 99016), (24754, 81580), (32632, 61885), (40790, 49508)]