49944520

素因数分解:

$2^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{2543}}^1$

素因数の和:3045

約数の個数: 32

約数和(自身を含む): 112648320

約数和(自身を除く): 62703800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 491, 982, 1964, 2455, 2543, 3928, 4910, 5086, 9820, 10172, 12715, 19640, 20344, 25430, 50860, 101720, 1248613, 2497226, 4994452, 6243065, 9988904, 12486130, 24972260, 49944520]

約数ペア:

[(1, 49944520), (2, 24972260), (4, 12486130), (5, 9988904), (8, 6243065), (10, 4994452), (20, 2497226), (40, 1248613), (491, 101720), (982, 50860), (1964, 25430), (2455, 20344), (2543, 19640), (3928, 12715), (4910, 10172), (5086, 9820)]