22183240

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:262

約数の個数: 64

約数和(自身を含む): 51788160

約数和(自身を除く): 29604920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 73, 107, 142, 146, 214, 284, 292, 355, 365, 428, 535, 568, 584, 710, 730, 856, 1070, 1420, 1460, 2140, 2840, 2920, 4280, 5183, 7597, 7811, 10366, 15194, 15622, 20732, 25915, 30388, 31244, 37985, 39055, 41464, 51830, 60776, 62488, 75970, 78110, 103660, 151940, 156220, 207320, 303880, 312440, 554581, 1109162, 2218324, 2772905, 4436648, 5545810, 11091620, 22183240]

約数ペア:

[(1, 22183240), (2, 11091620), (4, 5545810), (5, 4436648), (8, 2772905), (10, 2218324), (20, 1109162), (40, 554581), (71, 312440), (73, 303880), (107, 207320), (142, 156220), (146, 151940), (214, 103660), (284, 78110), (292, 75970), (355, 62488), (365, 60776), (428, 51830), (535, 41464), (568, 39055), (584, 37985), (710, 31244), (730, 30388), (856, 25915), (1070, 20732), (1420, 15622), (1460, 15194), (2140, 10366), (2840, 7811), (2920, 7597), (4280, 5183)]