2947040

素因数分解:

$2^5\times 5^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1$

素因数の和:291

約数の個数: 48

約数和(自身を含む): 7067088

約数和(自身を除く): 4120048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 113, 160, 163, 226, 326, 452, 565, 652, 815, 904, 1130, 1304, 1630, 1808, 2260, 2608, 3260, 3616, 4520, 5216, 6520, 9040, 13040, 18080, 18419, 26080, 36838, 73676, 92095, 147352, 184190, 294704, 368380, 589408, 736760, 1473520, 2947040]

約数ペア:

[(1, 2947040), (2, 1473520), (4, 736760), (5, 589408), (8, 368380), (10, 294704), (16, 184190), (20, 147352), (32, 92095), (40, 73676), (80, 36838), (113, 26080), (160, 18419), (163, 18080), (226, 13040), (326, 9040), (452, 6520), (565, 5216), (652, 4520), (815, 3616), (904, 3260), (1130, 2608), (1304, 2260), (1630, 1808)]