40524760

素因数分解:

$2^3\times 5^1\times {\mathrm{907}}^1\times {\mathrm{1117}}^1$

素因数の和:2035

約数の個数: 32

約数和(自身を含む): 91362960

約数和(自身を除く): 50838200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 907, 1117, 1814, 2234, 3628, 4468, 4535, 5585, 7256, 8936, 9070, 11170, 18140, 22340, 36280, 44680, 1013119, 2026238, 4052476, 5065595, 8104952, 10131190, 20262380, 40524760]

約数ペア:

[(1, 40524760), (2, 20262380), (4, 10131190), (5, 8104952), (8, 5065595), (10, 4052476), (20, 2026238), (40, 1013119), (907, 44680), (1117, 36280), (1814, 22340), (2234, 18140), (3628, 11170), (4468, 9070), (4535, 8936), (5585, 7256)]