299920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:199

約数の個数: 40

約数和(自身を含む): 732096

約数和(自身を除く): 432176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 163, 184, 230, 326, 368, 460, 652, 815, 920, 1304, 1630, 1840, 2608, 3260, 3749, 6520, 7498, 13040, 14996, 18745, 29992, 37490, 59984, 74980, 149960, 299920]

約数ペア:

[(1, 299920), (2, 149960), (4, 74980), (5, 59984), (8, 37490), (10, 29992), (16, 18745), (20, 14996), (23, 13040), (40, 7498), (46, 6520), (80, 3749), (92, 3260), (115, 2608), (163, 1840), (184, 1630), (230, 1304), (326, 920), (368, 815), (460, 652)]