1317040

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:277

約数の個数: 40

約数和(自身を含む): 3111408

約数和(自身を除く): 1794368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 163, 202, 326, 404, 505, 652, 808, 815, 1010, 1304, 1616, 1630, 2020, 2608, 3260, 4040, 6520, 8080, 13040, 16463, 32926, 65852, 82315, 131704, 164630, 263408, 329260, 658520, 1317040]

約数ペア:

[(1, 1317040), (2, 658520), (4, 329260), (5, 263408), (8, 164630), (10, 131704), (16, 82315), (20, 65852), (40, 32926), (80, 16463), (101, 13040), (163, 8080), (202, 6520), (326, 4040), (404, 3260), (505, 2608), (652, 2020), (808, 1630), (815, 1616), (1010, 1304)]