18469120

素因数分解:

$2^8\times 5^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:375

約数の個数: 72

約数和(自身を含む): 45327744

約数和(自身を除く): 26858624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 235, 256, 307, 320, 376, 470, 614, 640, 752, 940, 1228, 1280, 1504, 1535, 1880, 2456, 3008, 3070, 3760, 4912, 6016, 6140, 7520, 9824, 12032, 12280, 14429, 15040, 19648, 24560, 28858, 30080, 39296, 49120, 57716, 60160, 72145, 78592, 98240, 115432, 144290, 196480, 230864, 288580, 392960, 461728, 577160, 923456, 1154320, 1846912, 2308640, 3693824, 4617280, 9234560, 18469120]

約数ペア:

[(1, 18469120), (2, 9234560), (4, 4617280), (5, 3693824), (8, 2308640), (10, 1846912), (16, 1154320), (20, 923456), (32, 577160), (40, 461728), (47, 392960), (64, 288580), (80, 230864), (94, 196480), (128, 144290), (160, 115432), (188, 98240), (235, 78592), (256, 72145), (307, 60160), (320, 57716), (376, 49120), (470, 39296), (614, 30080), (640, 28858), (752, 24560), (940, 19648), (1228, 15040), (1280, 14429), (1504, 12280), (1535, 12032), (1880, 9824), (2456, 7520), (3008, 6140), (3070, 6016), (3760, 4912)]