210859420

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{69821}}^1$

素因数の和:69981

約数の個数: 24

約数和(自身を含む): 445743648

約数和(自身を除く): 234884228

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 69821, 139642, 279284, 349105, 698210, 1396420, 10542971, 21085942, 42171884, 52714855, 105429710, 210859420]

約数ペア:

[(1, 210859420), (2, 105429710), (4, 52714855), (5, 42171884), (10, 21085942), (20, 10542971), (151, 1396420), (302, 698210), (604, 349105), (755, 279284), (1510, 139642), (3020, 69821)]