1591815208040

素因数分解:

$2^3\times 5^1\times {\mathrm{39795380201}}^1$

素因数の和:39795380212

約数の個数: 16

約数和(自身を含む): 3581584218180

約数和(自身を除く): 1989769010140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 39795380201, 79590760402, 159181520804, 198976901005, 318363041608, 397953802010, 795907604020, 1591815208040]

約数ペア:

[(1, 1591815208040), (2, 795907604020), (4, 397953802010), (5, 318363041608), (8, 198976901005), (10, 159181520804), (20, 79590760402), (40, 39795380201)]