16622720

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1367}}^1$

素因数の和:1405

約数の個数: 64

約数和(自身を含む): 41860800

約数和(自身を除く): 25238080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1367, 1520, 2432, 2734, 3040, 5468, 6080, 6835, 10936, 12160, 13670, 21872, 25973, 27340, 43744, 51946, 54680, 87488, 103892, 109360, 129865, 174976, 207784, 218720, 259730, 415568, 437440, 519460, 831136, 874880, 1038920, 1662272, 2077840, 3324544, 4155680, 8311360, 16622720]

約数ペア:

[(1, 16622720), (2, 8311360), (4, 4155680), (5, 3324544), (8, 2077840), (10, 1662272), (16, 1038920), (19, 874880), (20, 831136), (32, 519460), (38, 437440), (40, 415568), (64, 259730), (76, 218720), (80, 207784), (95, 174976), (128, 129865), (152, 109360), (160, 103892), (190, 87488), (304, 54680), (320, 51946), (380, 43744), (608, 27340), (640, 25973), (760, 21872), (1216, 13670), (1367, 12160), (1520, 10936), (2432, 6835), (2734, 6080), (3040, 5468)]