988570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:91

約数の個数: 48

約数和(自身を含む): 2106720

約数和(自身を除く): 1118150

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 43, 55, 86, 95, 110, 121, 190, 209, 215, 242, 418, 430, 473, 605, 817, 946, 1045, 1210, 1634, 2090, 2299, 2365, 4085, 4598, 4730, 5203, 8170, 8987, 10406, 11495, 17974, 22990, 26015, 44935, 52030, 89870, 98857, 197714, 494285, 988570]

約数ペア:

[(1, 988570), (2, 494285), (5, 197714), (10, 98857), (11, 89870), (19, 52030), (22, 44935), (38, 26015), (43, 22990), (55, 17974), (86, 11495), (95, 10406), (110, 8987), (121, 8170), (190, 5203), (209, 4730), (215, 4598), (242, 4085), (418, 2365), (430, 2299), (473, 2090), (605, 1634), (817, 1210), (946, 1045)]