19908060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{331801}}^1$

素因数の和:331813

約数の個数: 24

約数和(自身を含む): 55742736

約数和(自身を除く): 35834676

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 331801, 663602, 995403, 1327204, 1659005, 1990806, 3318010, 3981612, 4977015, 6636020, 9954030, 19908060]

約数ペア:

[(1, 19908060), (2, 9954030), (3, 6636020), (4, 4977015), (5, 3981612), (6, 3318010), (10, 1990806), (12, 1659005), (15, 1327204), (20, 995403), (30, 663602), (60, 331801)]