2187630

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:345

約数の個数: 48

約数和(自身を含む): 5765760

約数和(自身を除く): 3578130

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 109, 218, 223, 327, 446, 545, 654, 669, 981, 1090, 1115, 1338, 1635, 1962, 2007, 2230, 3270, 3345, 4014, 4905, 6690, 9810, 10035, 20070, 24307, 48614, 72921, 121535, 145842, 218763, 243070, 364605, 437526, 729210, 1093815, 2187630]

約数ペア:

[(1, 2187630), (2, 1093815), (3, 729210), (5, 437526), (6, 364605), (9, 243070), (10, 218763), (15, 145842), (18, 121535), (30, 72921), (45, 48614), (90, 24307), (109, 20070), (218, 10035), (223, 9810), (327, 6690), (446, 4905), (545, 4014), (654, 3345), (669, 3270), (981, 2230), (1090, 2007), (1115, 1962), (1338, 1635)]