20389380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{30893}}^1$

素因数の和:30916

約数の個数: 48

約数和(自身を含む): 62282304

約数和(自身を除く): 41892924

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 30893, 61786, 92679, 123572, 154465, 185358, 308930, 339823, 370716, 463395, 617860, 679646, 926790, 1019469, 1359292, 1699115, 1853580, 2038938, 3398230, 4077876, 5097345, 6796460, 10194690, 20389380]

約数ペア:

[(1, 20389380), (2, 10194690), (3, 6796460), (4, 5097345), (5, 4077876), (6, 3398230), (10, 2038938), (11, 1853580), (12, 1699115), (15, 1359292), (20, 1019469), (22, 926790), (30, 679646), (33, 617860), (44, 463395), (55, 370716), (60, 339823), (66, 308930), (110, 185358), (132, 154465), (165, 123572), (220, 92679), (330, 61786), (660, 30893)]