54846620

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 117717600

約数和(自身を除く): 62870980

約数列:

[1, 2, 4, 5, 10, 20, 109, 139, 181, 218, 278, 362, 436, 545, 556, 695, 724, 905, 1090, 1390, 1810, 2180, 2780, 3620, 15151, 19729, 25159, 30302, 39458, 50318, 60604, 75755, 78916, 98645, 100636, 125795, 151510, 197290, 251590, 303020, 394580, 503180, 2742331, 5484662, 10969324, 13711655, 27423310, 54846620]

約数ペア:

[(1, 54846620), (2, 27423310), (4, 13711655), (5, 10969324), (10, 5484662), (20, 2742331), (109, 503180), (139, 394580), (181, 303020), (218, 251590), (278, 197290), (362, 151510), (436, 125795), (545, 100636), (556, 98645), (695, 78916), (724, 75755), (905, 60604), (1090, 50318), (1390, 39458), (1810, 30302), (2180, 25159), (2780, 19729), (3620, 15151)]