1390752272

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{50273}}^1$

素因数の和:50320

約数の個数: 80

約数和(自身を含む): 3491026560

約数和(自身を除く): 2100274288

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 38, 52, 56, 76, 91, 104, 112, 133, 152, 182, 208, 247, 266, 304, 364, 494, 532, 728, 988, 1064, 1456, 1729, 1976, 2128, 3458, 3952, 6916, 13832, 27664, 50273, 100546, 201092, 351911, 402184, 653549, 703822, 804368, 955187, 1307098, 1407644, 1910374, 2614196, 2815288, 3820748, 4574843, 5228392, 5630576, 6686309, 7641496, 9149686, 10456784, 12417431, 13372618, 15282992, 18299372, 24834862, 26745236, 36598744, 49669724, 53490472, 73197488, 86922017, 99339448, 106980944, 173844034, 198678896, 347688068, 695376136, 1390752272]

約数ペア:

[(1, 1390752272), (2, 695376136), (4, 347688068), (7, 198678896), (8, 173844034), (13, 106980944), (14, 99339448), (16, 86922017), (19, 73197488), (26, 53490472), (28, 49669724), (38, 36598744), (52, 26745236), (56, 24834862), (76, 18299372), (91, 15282992), (104, 13372618), (112, 12417431), (133, 10456784), (152, 9149686), (182, 7641496), (208, 6686309), (247, 5630576), (266, 5228392), (304, 4574843), (364, 3820748), (494, 2815288), (532, 2614196), (728, 1910374), (988, 1407644), (1064, 1307098), (1456, 955187), (1729, 804368), (1976, 703822), (2128, 653549), (3458, 402184), (3952, 351911), (6916, 201092), (13832, 100546), (27664, 50273)]