152801980

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{36209}}^1$

素因数の和:36429

約数の個数: 24

約数和(自身を含む): 322413840

約数和(自身を除く): 169611860

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4220, 36209, 72418, 144836, 181045, 362090, 724180, 7640099, 15280198, 30560396, 38200495, 76400990, 152801980]

約数ペア:

[(1, 152801980), (2, 76400990), (4, 38200495), (5, 30560396), (10, 15280198), (20, 7640099), (211, 724180), (422, 362090), (844, 181045), (1055, 144836), (2110, 72418), (4220, 36209)]