22078720

素因数分解:

$2^8\times 5^1\times {\mathrm{47}}^1\times {\mathrm{367}}^1$

素因数の和:435

約数の個数: 72

約数和(自身を含む): 54157824

約数和(自身を除く): 32079104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 235, 256, 320, 367, 376, 470, 640, 734, 752, 940, 1280, 1468, 1504, 1835, 1880, 2936, 3008, 3670, 3760, 5872, 6016, 7340, 7520, 11744, 12032, 14680, 15040, 17249, 23488, 29360, 30080, 34498, 46976, 58720, 60160, 68996, 86245, 93952, 117440, 137992, 172490, 234880, 275984, 344980, 469760, 551968, 689960, 1103936, 1379920, 2207872, 2759840, 4415744, 5519680, 11039360, 22078720]

約数ペア:

[(1, 22078720), (2, 11039360), (4, 5519680), (5, 4415744), (8, 2759840), (10, 2207872), (16, 1379920), (20, 1103936), (32, 689960), (40, 551968), (47, 469760), (64, 344980), (80, 275984), (94, 234880), (128, 172490), (160, 137992), (188, 117440), (235, 93952), (256, 86245), (320, 68996), (367, 60160), (376, 58720), (470, 46976), (640, 34498), (734, 30080), (752, 29360), (940, 23488), (1280, 17249), (1468, 15040), (1504, 14680), (1835, 12032), (1880, 11744), (2936, 7520), (3008, 7340), (3670, 6016), (3760, 5872)]