25139640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{209497}}^1$

素因数の和:209511

約数の個数: 32

約数和(自身を含む): 75419280

約数和(自身を除く): 50279640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 209497, 418994, 628491, 837988, 1047485, 1256982, 1675976, 2094970, 2513964, 3142455, 4189940, 5027928, 6284910, 8379880, 12569820, 25139640]

約数ペア:

[(1, 25139640), (2, 12569820), (3, 8379880), (4, 6284910), (5, 5027928), (6, 4189940), (8, 3142455), (10, 2513964), (12, 2094970), (15, 1675976), (20, 1256982), (24, 1047485), (30, 837988), (40, 628491), (60, 418994), (120, 209497)]