61708220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{440773}}^1$

素因数の和:440789

約数の個数: 24

約数和(自身を含む): 148100064

約数和(自身を除く): 86391844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 440773, 881546, 1763092, 2203865, 3085411, 4407730, 6170822, 8815460, 12341644, 15427055, 30854110, 61708220]

約数ペア:

[(1, 61708220), (2, 30854110), (4, 15427055), (5, 12341644), (7, 8815460), (10, 6170822), (14, 4407730), (20, 3085411), (28, 2203865), (35, 1763092), (70, 881546), (140, 440773)]