1888810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{223}}^1$

素因数の和:259

約数の個数: 48

約数和(自身を含む): 4290048

約数和(自身を除く): 2401238

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 121, 154, 223, 242, 385, 446, 605, 770, 847, 1115, 1210, 1561, 1694, 2230, 2453, 3122, 4235, 4906, 7805, 8470, 12265, 15610, 17171, 24530, 26983, 34342, 53966, 85855, 134915, 171710, 188881, 269830, 377762, 944405, 1888810]

約数ペア:

[(1, 1888810), (2, 944405), (5, 377762), (7, 269830), (10, 188881), (11, 171710), (14, 134915), (22, 85855), (35, 53966), (55, 34342), (70, 26983), (77, 24530), (110, 17171), (121, 15610), (154, 12265), (223, 8470), (242, 7805), (385, 4906), (446, 4235), (605, 3122), (770, 2453), (847, 2230), (1115, 1694), (1210, 1561)]