390013980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{6500233}}^1$

素因数の和:6500245

約数の個数: 24

約数和(自身を含む): 1092039312

約数和(自身を除く): 702025332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 6500233, 13000466, 19500699, 26000932, 32501165, 39001398, 65002330, 78002796, 97503495, 130004660, 195006990, 390013980]

約数ペア:

[(1, 390013980), (2, 195006990), (3, 130004660), (4, 97503495), (5, 78002796), (6, 65002330), (10, 39001398), (12, 32501165), (15, 26000932), (20, 19500699), (30, 13000466), (60, 6500233)]