27900140

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{443}}^1$

素因数の和:566

約数の個数: 48

約数和(自身を含む): 60867072

約数和(自身を除く): 32966932

約数列:

[1, 2, 4, 5, 10, 20, 47, 67, 94, 134, 188, 235, 268, 335, 443, 470, 670, 886, 940, 1340, 1772, 2215, 3149, 4430, 6298, 8860, 12596, 15745, 20821, 29681, 31490, 41642, 59362, 62980, 83284, 104105, 118724, 148405, 208210, 296810, 416420, 593620, 1395007, 2790014, 5580028, 6975035, 13950070, 27900140]

約数ペア:

[(1, 27900140), (2, 13950070), (4, 6975035), (5, 5580028), (10, 2790014), (20, 1395007), (47, 593620), (67, 416420), (94, 296810), (134, 208210), (188, 148405), (235, 118724), (268, 104105), (335, 83284), (443, 62980), (470, 59362), (670, 41642), (886, 31490), (940, 29681), (1340, 20821), (1772, 15745), (2215, 12596), (3149, 8860), (4430, 6298)]