22317880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{257}}^1$

素因数の和:448

約数の個数: 64

約数和(自身を含む): 54613440

約数和(自身を除く): 32295560

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 167, 257, 260, 334, 514, 520, 668, 835, 1028, 1285, 1336, 1670, 2056, 2171, 2570, 3340, 3341, 4342, 5140, 6680, 6682, 8684, 10280, 10855, 13364, 16705, 17368, 21710, 26728, 33410, 42919, 43420, 66820, 85838, 86840, 133640, 171676, 214595, 343352, 429190, 557947, 858380, 1115894, 1716760, 2231788, 2789735, 4463576, 5579470, 11158940, 22317880]

約数ペア:

[(1, 22317880), (2, 11158940), (4, 5579470), (5, 4463576), (8, 2789735), (10, 2231788), (13, 1716760), (20, 1115894), (26, 858380), (40, 557947), (52, 429190), (65, 343352), (104, 214595), (130, 171676), (167, 133640), (257, 86840), (260, 85838), (334, 66820), (514, 43420), (520, 42919), (668, 33410), (835, 26728), (1028, 21710), (1285, 17368), (1336, 16705), (1670, 13364), (2056, 10855), (2171, 10280), (2570, 8684), (3340, 6682), (3341, 6680), (4342, 5140)]