202419640

素因数分解:

$2^3\times 5^1\times {\mathrm{373}}^1\times {\mathrm{13567}}^1$

素因数の和:13951

約数の個数: 32

約数和(自身を含む): 456698880

約数和(自身を除く): 254279240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 373, 746, 1492, 1865, 2984, 3730, 7460, 13567, 14920, 27134, 54268, 67835, 108536, 135670, 271340, 542680, 5060491, 10120982, 20241964, 25302455, 40483928, 50604910, 101209820, 202419640]

約数ペア:

[(1, 202419640), (2, 101209820), (4, 50604910), (5, 40483928), (8, 25302455), (10, 20241964), (20, 10120982), (40, 5060491), (373, 542680), (746, 271340), (1492, 135670), (1865, 108536), (2984, 67835), (3730, 54268), (7460, 27134), (13567, 14920)]