398963640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{3324697}}^1$

素因数の和:3324711

約数の個数: 32

約数和(自身を含む): 1196891280

約数和(自身を除く): 797927640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 3324697, 6649394, 9974091, 13298788, 16623485, 19948182, 26597576, 33246970, 39896364, 49870455, 66493940, 79792728, 99740910, 132987880, 199481820, 398963640]

約数ペア:

[(1, 398963640), (2, 199481820), (3, 132987880), (4, 99740910), (5, 79792728), (6, 66493940), (8, 49870455), (10, 39896364), (12, 33246970), (15, 26597576), (20, 19948182), (24, 16623485), (30, 13298788), (40, 9974091), (60, 6649394), (120, 3324697)]