12572220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{317}}^1\times {\mathrm{661}}^1$

素因数の和:990

約数の個数: 48

約数和(自身を含む): 35366688

約数和(自身を除く): 22794468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 317, 634, 661, 951, 1268, 1322, 1585, 1902, 1983, 2644, 3170, 3305, 3804, 3966, 4755, 6340, 6610, 7932, 9510, 9915, 13220, 19020, 19830, 39660, 209537, 419074, 628611, 838148, 1047685, 1257222, 2095370, 2514444, 3143055, 4190740, 6286110, 12572220]

約数ペア:

[(1, 12572220), (2, 6286110), (3, 4190740), (4, 3143055), (5, 2514444), (6, 2095370), (10, 1257222), (12, 1047685), (15, 838148), (20, 628611), (30, 419074), (60, 209537), (317, 39660), (634, 19830), (661, 19020), (951, 13220), (1268, 9915), (1322, 9510), (1585, 7932), (1902, 6610), (1983, 6340), (2644, 4755), (3170, 3966), (3305, 3804)]