2619424520

素因数分解:

$2^3\times 5^1\times {\mathrm{9643}}^1\times {\mathrm{6791}}^1$

素因数の和:16445

約数の個数: 32

約数和(自身を含む): 5895184320

約数和(自身を除く): 3275759800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6791, 9643, 13582, 19286, 27164, 33955, 38572, 48215, 54328, 67910, 77144, 96430, 135820, 192860, 271640, 385720, 65485613, 130971226, 261942452, 327428065, 523884904, 654856130, 1309712260, 2619424520]

約数ペア:

[(1, 2619424520), (2, 1309712260), (4, 654856130), (5, 523884904), (8, 327428065), (10, 261942452), (20, 130971226), (40, 65485613), (6791, 385720), (9643, 271640), (13582, 192860), (19286, 135820), (27164, 96430), (33955, 77144), (38572, 67910), (48215, 54328)]