84131420

素因数分解:

$2^2\times 5^1\times {\mathrm{1163}}^1\times {\mathrm{3617}}^1$

素因数の和:4789

約数の個数: 24

約数和(自身を含む): 176876784

約数和(自身を除く): 92745364

約数列:

[1, 2, 4, 5, 10, 20, 1163, 2326, 3617, 4652, 5815, 7234, 11630, 14468, 18085, 23260, 36170, 72340, 4206571, 8413142, 16826284, 21032855, 42065710, 84131420]

約数ペア:

[(1, 84131420), (2, 42065710), (4, 21032855), (5, 16826284), (10, 8413142), (20, 4206571), (1163, 72340), (2326, 36170), (3617, 23260), (4652, 18085), (5815, 14468), (7234, 11630)]