22026880

素因数分解:

$2^7\times 5^1\times {\mathrm{127}}^1\times {\mathrm{271}}^1$

素因数の和:417

約数の個数: 64

約数和(自身を含む): 53268480

約数和(自身を除く): 31241600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 271, 320, 508, 542, 635, 640, 1016, 1084, 1270, 1355, 2032, 2168, 2540, 2710, 4064, 4336, 5080, 5420, 8128, 8672, 10160, 10840, 16256, 17344, 20320, 21680, 34417, 34688, 40640, 43360, 68834, 81280, 86720, 137668, 172085, 173440, 275336, 344170, 550672, 688340, 1101344, 1376680, 2202688, 2753360, 4405376, 5506720, 11013440, 22026880]

約数ペア:

[(1, 22026880), (2, 11013440), (4, 5506720), (5, 4405376), (8, 2753360), (10, 2202688), (16, 1376680), (20, 1101344), (32, 688340), (40, 550672), (64, 344170), (80, 275336), (127, 173440), (128, 172085), (160, 137668), (254, 86720), (271, 81280), (320, 68834), (508, 43360), (542, 40640), (635, 34688), (640, 34417), (1016, 21680), (1084, 20320), (1270, 17344), (1355, 16256), (2032, 10840), (2168, 10160), (2540, 8672), (2710, 8128), (4064, 5420), (4336, 5080)]