30303800

素因数分解:

$2^3\times 5^2\times {\mathrm{277}}^1\times {\mathrm{547}}^1$

素因数の和:840

約数の個数: 48

約数和(自身を含む): 70839960

約数和(自身を除く): 40536160

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 277, 547, 554, 1094, 1108, 1385, 2188, 2216, 2735, 2770, 4376, 5470, 5540, 6925, 10940, 11080, 13675, 13850, 21880, 27350, 27700, 54700, 55400, 109400, 151519, 303038, 606076, 757595, 1212152, 1515190, 3030380, 3787975, 6060760, 7575950, 15151900, 30303800]

約数ペア:

[(1, 30303800), (2, 15151900), (4, 7575950), (5, 6060760), (8, 3787975), (10, 3030380), (20, 1515190), (25, 1212152), (40, 757595), (50, 606076), (100, 303038), (200, 151519), (277, 109400), (547, 55400), (554, 54700), (1094, 27700), (1108, 27350), (1385, 21880), (2188, 13850), (2216, 13675), (2735, 11080), (2770, 10940), (4376, 6925), (5470, 5540)]