844148420

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{373517}}^1$

素因数の和:373639

約数の個数: 24

約数和(自身を含む): 1788404184

約数和(自身を除く): 944255764

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 373517, 747034, 1494068, 1867585, 3735170, 7470340, 42207421, 84414842, 168829684, 211037105, 422074210, 844148420]

約数ペア:

[(1, 844148420), (2, 422074210), (4, 211037105), (5, 168829684), (10, 84414842), (20, 42207421), (113, 7470340), (226, 3735170), (452, 1867585), (565, 1494068), (1130, 747034), (2260, 373517)]