61216240

素因数分解:

$2^4\times 5^1\times {\mathrm{765203}}^1$

素因数の和:765216

約数の個数: 20

約数和(自身を含む): 142327944

約数和(自身を除く): 81111704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 765203, 1530406, 3060812, 3826015, 6121624, 7652030, 12243248, 15304060, 30608120, 61216240]

約数ペア:

[(1, 61216240), (2, 30608120), (4, 15304060), (5, 12243248), (8, 7652030), (10, 6121624), (16, 3826015), (20, 3060812), (40, 1530406), (80, 765203)]