38649040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{541}}^1$

素因数の和:620

約数の個数: 80

約数和(自身を含む): 96779520

約数和(自身を除く): 58130480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 47, 76, 80, 94, 95, 152, 188, 190, 235, 304, 376, 380, 470, 541, 752, 760, 893, 940, 1082, 1520, 1786, 1880, 2164, 2705, 3572, 3760, 4328, 4465, 5410, 7144, 8656, 8930, 10279, 10820, 14288, 17860, 20558, 21640, 25427, 35720, 41116, 43280, 50854, 51395, 71440, 82232, 101708, 102790, 127135, 164464, 203416, 205580, 254270, 406832, 411160, 483113, 508540, 822320, 966226, 1017080, 1932452, 2034160, 2415565, 3864904, 4831130, 7729808, 9662260, 19324520, 38649040]

約数ペア:

[(1, 38649040), (2, 19324520), (4, 9662260), (5, 7729808), (8, 4831130), (10, 3864904), (16, 2415565), (19, 2034160), (20, 1932452), (38, 1017080), (40, 966226), (47, 822320), (76, 508540), (80, 483113), (94, 411160), (95, 406832), (152, 254270), (188, 205580), (190, 203416), (235, 164464), (304, 127135), (376, 102790), (380, 101708), (470, 82232), (541, 71440), (752, 51395), (760, 50854), (893, 43280), (940, 41116), (1082, 35720), (1520, 25427), (1786, 21640), (1880, 20558), (2164, 17860), (2705, 14288), (3572, 10820), (3760, 10279), (4328, 8930), (4465, 8656), (5410, 7144)]