1628190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:321

約数の個数: 48

約数和(自身を含む): 4305600

約数和(自身を除く): 2677410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 79, 90, 158, 229, 237, 395, 458, 474, 687, 711, 790, 1145, 1185, 1374, 1422, 2061, 2290, 2370, 3435, 3555, 4122, 6870, 7110, 10305, 18091, 20610, 36182, 54273, 90455, 108546, 162819, 180910, 271365, 325638, 542730, 814095, 1628190]

約数ペア:

[(1, 1628190), (2, 814095), (3, 542730), (5, 325638), (6, 271365), (9, 180910), (10, 162819), (15, 108546), (18, 90455), (30, 54273), (45, 36182), (79, 20610), (90, 18091), (158, 10305), (229, 7110), (237, 6870), (395, 4122), (458, 3555), (474, 3435), (687, 2370), (711, 2290), (790, 2061), (1145, 1422), (1185, 1374)]