28202384

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{457}}^1$

素因数の和:520

約数の個数: 80

約数和(自身を含む): 68150400

約数和(自身を除く): 39948016

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 29, 38, 56, 58, 76, 112, 116, 133, 152, 203, 232, 266, 304, 406, 457, 464, 532, 551, 812, 914, 1064, 1102, 1624, 1828, 2128, 2204, 3199, 3248, 3656, 3857, 4408, 6398, 7312, 7714, 8683, 8816, 12796, 13253, 15428, 17366, 25592, 26506, 30856, 34732, 51184, 53012, 60781, 61712, 69464, 92771, 106024, 121562, 138928, 185542, 212048, 243124, 251807, 371084, 486248, 503614, 742168, 972496, 1007228, 1484336, 1762649, 2014456, 3525298, 4028912, 7050596, 14101192, 28202384]

約数ペア:

[(1, 28202384), (2, 14101192), (4, 7050596), (7, 4028912), (8, 3525298), (14, 2014456), (16, 1762649), (19, 1484336), (28, 1007228), (29, 972496), (38, 742168), (56, 503614), (58, 486248), (76, 371084), (112, 251807), (116, 243124), (133, 212048), (152, 185542), (203, 138928), (232, 121562), (266, 106024), (304, 92771), (406, 69464), (457, 61712), (464, 60781), (532, 53012), (551, 51184), (812, 34732), (914, 30856), (1064, 26506), (1102, 25592), (1624, 17366), (1828, 15428), (2128, 13253), (2204, 12796), (3199, 8816), (3248, 8683), (3656, 7714), (3857, 7312), (4408, 6398)]