26446720

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^2\times {\mathrm{43}}^1$

素因数の和:124

約数の個数: 96

約数和(自身を含む): 66848760

約数和(自身を除く): 40402040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 43, 62, 64, 80, 86, 124, 128, 155, 160, 172, 215, 248, 310, 320, 344, 430, 496, 620, 640, 688, 860, 961, 992, 1240, 1333, 1376, 1720, 1922, 1984, 2480, 2666, 2752, 3440, 3844, 3968, 4805, 4960, 5332, 5504, 6665, 6880, 7688, 9610, 9920, 10664, 13330, 13760, 15376, 19220, 19840, 21328, 26660, 27520, 30752, 38440, 41323, 42656, 53320, 61504, 76880, 82646, 85312, 106640, 123008, 153760, 165292, 170624, 206615, 213280, 307520, 330584, 413230, 426560, 615040, 661168, 826460, 853120, 1322336, 1652920, 2644672, 3305840, 5289344, 6611680, 13223360, 26446720]

約数ペア:

[(1, 26446720), (2, 13223360), (4, 6611680), (5, 5289344), (8, 3305840), (10, 2644672), (16, 1652920), (20, 1322336), (31, 853120), (32, 826460), (40, 661168), (43, 615040), (62, 426560), (64, 413230), (80, 330584), (86, 307520), (124, 213280), (128, 206615), (155, 170624), (160, 165292), (172, 153760), (215, 123008), (248, 106640), (310, 85312), (320, 82646), (344, 76880), (430, 61504), (496, 53320), (620, 42656), (640, 41323), (688, 38440), (860, 30752), (961, 27520), (992, 26660), (1240, 21328), (1333, 19840), (1376, 19220), (1720, 15376), (1922, 13760), (1984, 13330), (2480, 10664), (2666, 9920), (2752, 9610), (3440, 7688), (3844, 6880), (3968, 6665), (4805, 5504), (4960, 5332)]