20532160

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1$

素因数の和:354

約数の個数: 112

約数和(自身を含む): 56327040

約数和(自身を除く): 35794880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 152, 160, 176, 190, 209, 220, 304, 307, 320, 352, 380, 418, 440, 608, 614, 704, 760, 836, 880, 1045, 1216, 1228, 1520, 1535, 1672, 1760, 2090, 2456, 3040, 3070, 3344, 3377, 3520, 4180, 4912, 5833, 6080, 6140, 6688, 6754, 8360, 9824, 11666, 12280, 13376, 13508, 16720, 16885, 19648, 23332, 24560, 27016, 29165, 33440, 33770, 46664, 49120, 54032, 58330, 64163, 66880, 67540, 93328, 98240, 108064, 116660, 128326, 135080, 186656, 216128, 233320, 256652, 270160, 320815, 373312, 466640, 513304, 540320, 641630, 933280, 1026608, 1080640, 1283260, 1866560, 2053216, 2566520, 4106432, 5133040, 10266080, 20532160]

約数ペア:

[(1, 20532160), (2, 10266080), (4, 5133040), (5, 4106432), (8, 2566520), (10, 2053216), (11, 1866560), (16, 1283260), (19, 1080640), (20, 1026608), (22, 933280), (32, 641630), (38, 540320), (40, 513304), (44, 466640), (55, 373312), (64, 320815), (76, 270160), (80, 256652), (88, 233320), (95, 216128), (110, 186656), (152, 135080), (160, 128326), (176, 116660), (190, 108064), (209, 98240), (220, 93328), (304, 67540), (307, 66880), (320, 64163), (352, 58330), (380, 54032), (418, 49120), (440, 46664), (608, 33770), (614, 33440), (704, 29165), (760, 27016), (836, 24560), (880, 23332), (1045, 19648), (1216, 16885), (1228, 16720), (1520, 13508), (1535, 13376), (1672, 12280), (1760, 11666), (2090, 9824), (2456, 8360), (3040, 6754), (3070, 6688), (3344, 6140), (3377, 6080), (3520, 5833), (4180, 4912)]