1642460

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2003}}^1$

素因数の和:2053

約数の個数: 24

約数和(自身を含む): 3535056

約数和(自身を除く): 1892596

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 2003, 4006, 8012, 10015, 20030, 40060, 82123, 164246, 328492, 410615, 821230, 1642460]

約数ペア:

[(1, 1642460), (2, 821230), (4, 410615), (5, 328492), (10, 164246), (20, 82123), (41, 40060), (82, 20030), (164, 10015), (205, 8012), (410, 4006), (820, 2003)]