20246790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{317}}^1\times {\mathrm{2129}}^1$

素因数の和:2456

約数の個数: 32

約数和(自身を含む): 48768480

約数和(自身を除く): 28521690

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 317, 634, 951, 1585, 1902, 2129, 3170, 4258, 4755, 6387, 9510, 10645, 12774, 21290, 31935, 63870, 674893, 1349786, 2024679, 3374465, 4049358, 6748930, 10123395, 20246790]

約数ペア:

[(1, 20246790), (2, 10123395), (3, 6748930), (5, 4049358), (6, 3374465), (10, 2024679), (15, 1349786), (30, 674893), (317, 63870), (634, 31935), (951, 21290), (1585, 12774), (1902, 10645), (2129, 9510), (3170, 6387), (4258, 4755)]