450384920

素因数分解:

$2^3\times 5^1\times {\mathrm{1901}}^1\times {\mathrm{5923}}^1$

素因数の和:7835

約数の個数: 32

約数和(自身を含む): 1014070320

約数和(自身を除く): 563685400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1901, 3802, 5923, 7604, 9505, 11846, 15208, 19010, 23692, 29615, 38020, 47384, 59230, 76040, 118460, 236920, 11259623, 22519246, 45038492, 56298115, 90076984, 112596230, 225192460, 450384920]

約数ペア:

[(1, 450384920), (2, 225192460), (4, 112596230), (5, 90076984), (8, 56298115), (10, 45038492), (20, 22519246), (40, 11259623), (1901, 236920), (3802, 118460), (5923, 76040), (7604, 59230), (9505, 47384), (11846, 38020), (15208, 29615), (19010, 23692)]