22318720

素因数分解:

$2^7\times 5^1\times {\mathrm{43}}^1\times {\mathrm{811}}^1$

素因数の和:873

約数の個数: 64

約数和(自身を含む): 54663840

約数和(自身を除く): 32345120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 320, 344, 430, 640, 688, 811, 860, 1376, 1622, 1720, 2752, 3244, 3440, 4055, 5504, 6488, 6880, 8110, 12976, 13760, 16220, 25952, 27520, 32440, 34873, 51904, 64880, 69746, 103808, 129760, 139492, 174365, 259520, 278984, 348730, 519040, 557968, 697460, 1115936, 1394920, 2231872, 2789840, 4463744, 5579680, 11159360, 22318720]

約数ペア:

[(1, 22318720), (2, 11159360), (4, 5579680), (5, 4463744), (8, 2789840), (10, 2231872), (16, 1394920), (20, 1115936), (32, 697460), (40, 557968), (43, 519040), (64, 348730), (80, 278984), (86, 259520), (128, 174365), (160, 139492), (172, 129760), (215, 103808), (320, 69746), (344, 64880), (430, 51904), (640, 34873), (688, 32440), (811, 27520), (860, 25952), (1376, 16220), (1622, 13760), (1720, 12976), (2752, 8110), (3244, 6880), (3440, 6488), (4055, 5504)]