19704120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{164201}}^1$

素因数の和:164215

約数の個数: 32

約数和(自身を含む): 59112720

約数和(自身を除く): 39408600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 164201, 328402, 492603, 656804, 821005, 985206, 1313608, 1642010, 1970412, 2463015, 3284020, 3940824, 4926030, 6568040, 9852060, 19704120]

約数ペア:

[(1, 19704120), (2, 9852060), (3, 6568040), (4, 4926030), (5, 3940824), (6, 3284020), (8, 2463015), (10, 1970412), (12, 1642010), (15, 1313608), (20, 985206), (24, 821005), (30, 656804), (40, 492603), (60, 328402), (120, 164201)]