194051720

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{233}}^1\times {\mathrm{443}}^1$

素因数の和:734

約数の個数: 64

約数和(自身を含む): 448830720

約数和(自身を除く): 254779000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 233, 235, 376, 443, 466, 470, 886, 932, 940, 1165, 1772, 1864, 1880, 2215, 2330, 3544, 4430, 4660, 8860, 9320, 10951, 17720, 20821, 21902, 41642, 43804, 54755, 83284, 87608, 103219, 104105, 109510, 166568, 206438, 208210, 219020, 412876, 416420, 438040, 516095, 825752, 832840, 1032190, 2064380, 4128760, 4851293, 9702586, 19405172, 24256465, 38810344, 48512930, 97025860, 194051720]

約数ペア:

[(1, 194051720), (2, 97025860), (4, 48512930), (5, 38810344), (8, 24256465), (10, 19405172), (20, 9702586), (40, 4851293), (47, 4128760), (94, 2064380), (188, 1032190), (233, 832840), (235, 825752), (376, 516095), (443, 438040), (466, 416420), (470, 412876), (886, 219020), (932, 208210), (940, 206438), (1165, 166568), (1772, 109510), (1864, 104105), (1880, 103219), (2215, 87608), (2330, 83284), (3544, 54755), (4430, 43804), (4660, 41642), (8860, 21902), (9320, 20821), (10951, 17720)]