420395568

素因数分解:

$2^4\times 3^1\times {\mathrm{401}}^1\times {\mathrm{21841}}^1$

素因数の和:22253

約数の個数: 40

約数和(自身を含む): 1088780016

約数和(自身を除く): 668384448

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 401, 802, 1203, 1604, 2406, 3208, 4812, 6416, 9624, 19248, 21841, 43682, 65523, 87364, 131046, 174728, 262092, 349456, 524184, 1048368, 8758241, 17516482, 26274723, 35032964, 52549446, 70065928, 105098892, 140131856, 210197784, 420395568]

約数ペア:

[(1, 420395568), (2, 210197784), (3, 140131856), (4, 105098892), (6, 70065928), (8, 52549446), (12, 35032964), (16, 26274723), (24, 17516482), (48, 8758241), (401, 1048368), (802, 524184), (1203, 349456), (1604, 262092), (2406, 174728), (3208, 131046), (4812, 87364), (6416, 65523), (9624, 43682), (19248, 21841)]