27901120

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1$

素因数の和:402

約数の個数: 112

約数和(自身を含む): 75529440

約数和(自身を除く): 47628320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 247, 260, 304, 320, 353, 380, 416, 494, 520, 608, 706, 760, 832, 988, 1040, 1216, 1235, 1412, 1520, 1765, 1976, 2080, 2470, 2824, 3040, 3530, 3952, 4160, 4589, 4940, 5648, 6080, 6707, 7060, 7904, 9178, 9880, 11296, 13414, 14120, 15808, 18356, 19760, 22592, 22945, 26828, 28240, 33535, 36712, 39520, 45890, 53656, 56480, 67070, 73424, 79040, 87191, 91780, 107312, 112960, 134140, 146848, 174382, 183560, 214624, 268280, 293696, 348764, 367120, 429248, 435955, 536560, 697528, 734240, 871910, 1073120, 1395056, 1468480, 1743820, 2146240, 2790112, 3487640, 5580224, 6975280, 13950560, 27901120]

約数ペア:

[(1, 27901120), (2, 13950560), (4, 6975280), (5, 5580224), (8, 3487640), (10, 2790112), (13, 2146240), (16, 1743820), (19, 1468480), (20, 1395056), (26, 1073120), (32, 871910), (38, 734240), (40, 697528), (52, 536560), (64, 435955), (65, 429248), (76, 367120), (80, 348764), (95, 293696), (104, 268280), (130, 214624), (152, 183560), (160, 174382), (190, 146848), (208, 134140), (247, 112960), (260, 107312), (304, 91780), (320, 87191), (353, 79040), (380, 73424), (416, 67070), (494, 56480), (520, 53656), (608, 45890), (706, 39520), (760, 36712), (832, 33535), (988, 28240), (1040, 26828), (1216, 22945), (1235, 22592), (1412, 19760), (1520, 18356), (1765, 15808), (1976, 14120), (2080, 13414), (2470, 11296), (2824, 9880), (3040, 9178), (3530, 7904), (3952, 7060), (4160, 6707), (4589, 6080), (4940, 5648)]