40818764

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1$

素因数の和:247

約数の個数: 72

約数和(自身を含む): 89152560

約数和(自身を除く): 48333796

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 97, 98, 113, 133, 194, 196, 226, 266, 388, 452, 532, 679, 791, 931, 1358, 1582, 1843, 1862, 2147, 2716, 3164, 3686, 3724, 4294, 4753, 5537, 7372, 8588, 9506, 10961, 11074, 12901, 15029, 19012, 21922, 22148, 25802, 30058, 43844, 51604, 60116, 76727, 90307, 105203, 153454, 180614, 208259, 210406, 306908, 361228, 416518, 420812, 537089, 833036, 1074178, 1457813, 2148356, 2915626, 5831252, 10204691, 20409382, 40818764]

約数ペア:

[(1, 40818764), (2, 20409382), (4, 10204691), (7, 5831252), (14, 2915626), (19, 2148356), (28, 1457813), (38, 1074178), (49, 833036), (76, 537089), (97, 420812), (98, 416518), (113, 361228), (133, 306908), (194, 210406), (196, 208259), (226, 180614), (266, 153454), (388, 105203), (452, 90307), (532, 76727), (679, 60116), (791, 51604), (931, 43844), (1358, 30058), (1582, 25802), (1843, 22148), (1862, 21922), (2147, 19012), (2716, 15029), (3164, 12901), (3686, 11074), (3724, 10961), (4294, 9506), (4753, 8588), (5537, 7372)]