21951200

素因数分解:

$2^5\times 5^2\times {\mathrm{23}}^1\times {\mathrm{1193}}^1$

素因数の和:1236

約数の個数: 72

約数和(自身を含む): 55965168

約数和(自身を除く): 34013968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 80, 92, 100, 115, 160, 184, 200, 230, 368, 400, 460, 575, 736, 800, 920, 1150, 1193, 1840, 2300, 2386, 3680, 4600, 4772, 5965, 9200, 9544, 11930, 18400, 19088, 23860, 27439, 29825, 38176, 47720, 54878, 59650, 95440, 109756, 119300, 137195, 190880, 219512, 238600, 274390, 439024, 477200, 548780, 685975, 878048, 954400, 1097560, 1371950, 2195120, 2743900, 4390240, 5487800, 10975600, 21951200]

約数ペア:

[(1, 21951200), (2, 10975600), (4, 5487800), (5, 4390240), (8, 2743900), (10, 2195120), (16, 1371950), (20, 1097560), (23, 954400), (25, 878048), (32, 685975), (40, 548780), (46, 477200), (50, 439024), (80, 274390), (92, 238600), (100, 219512), (115, 190880), (160, 137195), (184, 119300), (200, 109756), (230, 95440), (368, 59650), (400, 54878), (460, 47720), (575, 38176), (736, 29825), (800, 27439), (920, 23860), (1150, 19088), (1193, 18400), (1840, 11930), (2300, 9544), (2386, 9200), (3680, 5965), (4600, 4772)]