154870180

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{29443}}^1$

素因数の和:29715

約数の個数: 24

約数和(自身を含む): 326475072

約数和(自身を除く): 171604892

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 2630, 5260, 29443, 58886, 117772, 147215, 294430, 588860, 7743509, 15487018, 30974036, 38717545, 77435090, 154870180]

約数ペア:

[(1, 154870180), (2, 77435090), (4, 38717545), (5, 30974036), (10, 15487018), (20, 7743509), (263, 588860), (526, 294430), (1052, 147215), (1315, 117772), (2630, 58886), (5260, 29443)]