12638490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:311

約数の個数: 64

約数和(自身を含む): 31968000

約数和(自身を除く): 19329510

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 73, 87, 145, 146, 174, 199, 219, 290, 365, 398, 435, 438, 597, 730, 870, 995, 1095, 1194, 1990, 2117, 2190, 2985, 4234, 5771, 5970, 6351, 10585, 11542, 12702, 14527, 17313, 21170, 28855, 29054, 31755, 34626, 43581, 57710, 63510, 72635, 86565, 87162, 145270, 173130, 217905, 421283, 435810, 842566, 1263849, 2106415, 2527698, 4212830, 6319245, 12638490]

約数ペア:

[(1, 12638490), (2, 6319245), (3, 4212830), (5, 2527698), (6, 2106415), (10, 1263849), (15, 842566), (29, 435810), (30, 421283), (58, 217905), (73, 173130), (87, 145270), (145, 87162), (146, 86565), (174, 72635), (199, 63510), (219, 57710), (290, 43581), (365, 34626), (398, 31755), (435, 29054), (438, 28855), (597, 21170), (730, 17313), (870, 14527), (995, 12702), (1095, 11542), (1194, 10585), (1990, 6351), (2117, 5970), (2190, 5771), (2985, 4234)]