18851200

素因数分解:

$2^7\times 5^2\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:204

約数の個数: 96

約数和(自身を含む): 47999160

約数和(自身を除く): 29147960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 64, 80, 86, 100, 128, 137, 160, 172, 200, 215, 274, 320, 344, 400, 430, 548, 640, 685, 688, 800, 860, 1075, 1096, 1370, 1376, 1600, 1720, 2150, 2192, 2740, 2752, 3200, 3425, 3440, 4300, 4384, 5480, 5504, 5891, 6850, 6880, 8600, 8768, 10960, 11782, 13700, 13760, 17200, 17536, 21920, 23564, 27400, 27520, 29455, 34400, 43840, 47128, 54800, 58910, 68800, 87680, 94256, 109600, 117820, 137600, 147275, 188512, 219200, 235640, 294550, 377024, 438400, 471280, 589100, 754048, 942560, 1178200, 1885120, 2356400, 3770240, 4712800, 9425600, 18851200]

約数ペア:

[(1, 18851200), (2, 9425600), (4, 4712800), (5, 3770240), (8, 2356400), (10, 1885120), (16, 1178200), (20, 942560), (25, 754048), (32, 589100), (40, 471280), (43, 438400), (50, 377024), (64, 294550), (80, 235640), (86, 219200), (100, 188512), (128, 147275), (137, 137600), (160, 117820), (172, 109600), (200, 94256), (215, 87680), (274, 68800), (320, 58910), (344, 54800), (400, 47128), (430, 43840), (548, 34400), (640, 29455), (685, 27520), (688, 27400), (800, 23564), (860, 21920), (1075, 17536), (1096, 17200), (1370, 13760), (1376, 13700), (1600, 11782), (1720, 10960), (2150, 8768), (2192, 8600), (2740, 6880), (2752, 6850), (3200, 5891), (3425, 5504), (3440, 5480), (4300, 4384)]