27324280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{229}}^1$

素因数の和:416

約数の個数: 64

約数和(自身を含む): 65412000

約数和(自身を除く): 38087720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 157, 190, 229, 314, 380, 458, 628, 760, 785, 916, 1145, 1256, 1570, 1832, 2290, 2983, 3140, 4351, 4580, 5966, 6280, 8702, 9160, 11932, 14915, 17404, 21755, 23864, 29830, 34808, 35953, 43510, 59660, 71906, 87020, 119320, 143812, 174040, 179765, 287624, 359530, 683107, 719060, 1366214, 1438120, 2732428, 3415535, 5464856, 6831070, 13662140, 27324280]

約数ペア:

[(1, 27324280), (2, 13662140), (4, 6831070), (5, 5464856), (8, 3415535), (10, 2732428), (19, 1438120), (20, 1366214), (38, 719060), (40, 683107), (76, 359530), (95, 287624), (152, 179765), (157, 174040), (190, 143812), (229, 119320), (314, 87020), (380, 71906), (458, 59660), (628, 43510), (760, 35953), (785, 34808), (916, 29830), (1145, 23864), (1256, 21755), (1570, 17404), (1832, 14915), (2290, 11932), (2983, 9160), (3140, 8702), (4351, 6280), (4580, 5966)]