11855409920

素因数分解:

$2^8\times 5^1\times {\mathrm{79}}^1\times {\mathrm{117241}}^1$

素因数の和:117341

約数の個数: 72

約数和(自身を含む): 28757117760

約数和(自身を除く): 16901707840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 256, 316, 320, 395, 632, 640, 790, 1264, 1280, 1580, 2528, 3160, 5056, 6320, 10112, 12640, 20224, 25280, 50560, 101120, 117241, 234482, 468964, 586205, 937928, 1172410, 1875856, 2344820, 3751712, 4689640, 7503424, 9262039, 9379280, 15006848, 18524078, 18758560, 30013696, 37048156, 37517120, 46310195, 74096312, 75034240, 92620390, 148192624, 150068480, 185240780, 296385248, 370481560, 592770496, 740963120, 1185540992, 1481926240, 2371081984, 2963852480, 5927704960, 11855409920]

約数ペア:

[(1, 11855409920), (2, 5927704960), (4, 2963852480), (5, 2371081984), (8, 1481926240), (10, 1185540992), (16, 740963120), (20, 592770496), (32, 370481560), (40, 296385248), (64, 185240780), (79, 150068480), (80, 148192624), (128, 92620390), (158, 75034240), (160, 74096312), (256, 46310195), (316, 37517120), (320, 37048156), (395, 30013696), (632, 18758560), (640, 18524078), (790, 15006848), (1264, 9379280), (1280, 9262039), (1580, 7503424), (2528, 4689640), (3160, 3751712), (5056, 2344820), (6320, 1875856), (10112, 1172410), (12640, 937928), (20224, 586205), (25280, 468964), (50560, 234482), (101120, 117241)]