221307890

素因数分解:

$2^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{241}}^1\times {\mathrm{401}}^1$

素因数の和:878

約数の個数: 32

約数和(自身を含む): 402755760

約数和(自身を除く): 181447870

約数列:

[1, 2, 5, 10, 229, 241, 401, 458, 482, 802, 1145, 1205, 2005, 2290, 2410, 4010, 55189, 91829, 96641, 110378, 183658, 193282, 275945, 459145, 483205, 551890, 918290, 966410, 22130789, 44261578, 110653945, 221307890]

約数ペア:

[(1, 221307890), (2, 110653945), (5, 44261578), (10, 22130789), (229, 966410), (241, 918290), (401, 551890), (458, 483205), (482, 459145), (802, 275945), (1145, 193282), (1205, 183658), (2005, 110378), (2290, 96641), (2410, 91829), (4010, 55189)]