28601800

素因数分解:

$2^3\times 5^2\times {\mathrm{83}}^1\times {\mathrm{1723}}^1$

素因数の和:1822

約数の個数: 48

約数和(自身を含む): 67339440

約数和(自身を除く): 38737640

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 83, 100, 166, 200, 332, 415, 664, 830, 1660, 1723, 2075, 3320, 3446, 4150, 6892, 8300, 8615, 13784, 16600, 17230, 34460, 43075, 68920, 86150, 143009, 172300, 286018, 344600, 572036, 715045, 1144072, 1430090, 2860180, 3575225, 5720360, 7150450, 14300900, 28601800]

約数ペア:

[(1, 28601800), (2, 14300900), (4, 7150450), (5, 5720360), (8, 3575225), (10, 2860180), (20, 1430090), (25, 1144072), (40, 715045), (50, 572036), (83, 344600), (100, 286018), (166, 172300), (200, 143009), (332, 86150), (415, 68920), (664, 43075), (830, 34460), (1660, 17230), (1723, 16600), (2075, 13784), (3320, 8615), (3446, 8300), (4150, 6892)]