18842560

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:182

約数の個数: 112

約数和(自身を含む): 50365152

約数和(自身を除く): 31522592

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 53, 55, 64, 80, 88, 101, 106, 110, 160, 176, 202, 212, 220, 265, 320, 352, 404, 424, 440, 505, 530, 583, 704, 808, 848, 880, 1010, 1060, 1111, 1166, 1616, 1696, 1760, 2020, 2120, 2222, 2332, 2915, 3232, 3392, 3520, 4040, 4240, 4444, 4664, 5353, 5555, 5830, 6464, 8080, 8480, 8888, 9328, 10706, 11110, 11660, 16160, 16960, 17776, 18656, 21412, 22220, 23320, 26765, 32320, 35552, 37312, 42824, 44440, 46640, 53530, 58883, 71104, 85648, 88880, 93280, 107060, 117766, 171296, 177760, 186560, 214120, 235532, 294415, 342592, 355520, 428240, 471064, 588830, 856480, 942128, 1177660, 1712960, 1884256, 2355320, 3768512, 4710640, 9421280, 18842560]

約数ペア:

[(1, 18842560), (2, 9421280), (4, 4710640), (5, 3768512), (8, 2355320), (10, 1884256), (11, 1712960), (16, 1177660), (20, 942128), (22, 856480), (32, 588830), (40, 471064), (44, 428240), (53, 355520), (55, 342592), (64, 294415), (80, 235532), (88, 214120), (101, 186560), (106, 177760), (110, 171296), (160, 117766), (176, 107060), (202, 93280), (212, 88880), (220, 85648), (265, 71104), (320, 58883), (352, 53530), (404, 46640), (424, 44440), (440, 42824), (505, 37312), (530, 35552), (583, 32320), (704, 26765), (808, 23320), (848, 22220), (880, 21412), (1010, 18656), (1060, 17776), (1111, 16960), (1166, 16160), (1616, 11660), (1696, 11110), (1760, 10706), (2020, 9328), (2120, 8888), (2222, 8480), (2332, 8080), (2915, 6464), (3232, 5830), (3392, 5555), (3520, 5353), (4040, 4664), (4240, 4444)]