31188220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{222773}}^1$

素因数の和:222789

約数の個数: 24

約数和(自身を含む): 74852064

約数和(自身を除く): 43663844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 222773, 445546, 891092, 1113865, 1559411, 2227730, 3118822, 4455460, 6237644, 7797055, 15594110, 31188220]

約数ペア:

[(1, 31188220), (2, 15594110), (4, 7797055), (5, 6237644), (7, 4455460), (10, 3118822), (14, 2227730), (20, 1559411), (28, 1113865), (35, 891092), (70, 445546), (140, 222773)]