31842440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{113723}}^1$

素因数の和:113741

約数の個数: 32

約数和(自身を含む): 81881280

約数和(自身を除く): 50038840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 113723, 227446, 454892, 568615, 796061, 909784, 1137230, 1592122, 2274460, 3184244, 3980305, 4548920, 6368488, 7960610, 15921220, 31842440]

約数ペア:

[(1, 31842440), (2, 15921220), (4, 7960610), (5, 6368488), (7, 4548920), (8, 3980305), (10, 3184244), (14, 2274460), (20, 1592122), (28, 1137230), (35, 909784), (40, 796061), (56, 568615), (70, 454892), (140, 227446), (280, 113723)]