1243077040

素因数分解:

$2^4\times 5^1\times {\mathrm{809}}^1\times {\mathrm{19207}}^1$

素因数の和:20029

約数の個数: 40

約数和(自身を含む): 2893877280

約数和(自身を除く): 1650800240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 809, 1618, 3236, 4045, 6472, 8090, 12944, 16180, 19207, 32360, 38414, 64720, 76828, 96035, 153656, 192070, 307312, 384140, 768280, 1536560, 15538463, 31076926, 62153852, 77692315, 124307704, 155384630, 248615408, 310769260, 621538520, 1243077040]

約数ペア:

[(1, 1243077040), (2, 621538520), (4, 310769260), (5, 248615408), (8, 155384630), (10, 124307704), (16, 77692315), (20, 62153852), (40, 31076926), (80, 15538463), (809, 1536560), (1618, 768280), (3236, 384140), (4045, 307312), (6472, 192070), (8090, 153656), (12944, 96035), (16180, 76828), (19207, 64720), (32360, 38414)]