4995440

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1523}}^1$

素因数の和:1577

約数の個数: 40

約数和(自身を含む): 11905488

約数和(自身を除く): 6910048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1523, 1640, 3046, 3280, 6092, 7615, 12184, 15230, 24368, 30460, 60920, 62443, 121840, 124886, 249772, 312215, 499544, 624430, 999088, 1248860, 2497720, 4995440]

約数ペア:

[(1, 4995440), (2, 2497720), (4, 1248860), (5, 999088), (8, 624430), (10, 499544), (16, 312215), (20, 249772), (40, 124886), (41, 121840), (80, 62443), (82, 60920), (164, 30460), (205, 24368), (328, 15230), (410, 12184), (656, 7615), (820, 6092), (1523, 3280), (1640, 3046)]