31448180

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{919}}^1$

素因数の和:1016

約数の個数: 48

約数和(自身を含む): 69552000

約数和(自身を除く): 38103820

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 59, 116, 118, 145, 236, 290, 295, 580, 590, 919, 1180, 1711, 1838, 3422, 3676, 4595, 6844, 8555, 9190, 17110, 18380, 26651, 34220, 53302, 54221, 106604, 108442, 133255, 216884, 266510, 271105, 533020, 542210, 1084420, 1572409, 3144818, 6289636, 7862045, 15724090, 31448180]

約数ペア:

[(1, 31448180), (2, 15724090), (4, 7862045), (5, 6289636), (10, 3144818), (20, 1572409), (29, 1084420), (58, 542210), (59, 533020), (116, 271105), (118, 266510), (145, 216884), (236, 133255), (290, 108442), (295, 106604), (580, 54221), (590, 53302), (919, 34220), (1180, 26651), (1711, 18380), (1838, 17110), (3422, 9190), (3676, 8555), (4595, 6844)]