804521560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{223}}^1$

素因数の和:401

約数の個数: 128

約数和(自身を含む): 1974067200

約数和(自身を除く): 1169545640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 47, 76, 94, 95, 101, 152, 188, 190, 202, 223, 235, 376, 380, 404, 446, 470, 505, 760, 808, 892, 893, 940, 1010, 1115, 1784, 1786, 1880, 1919, 2020, 2230, 3572, 3838, 4040, 4237, 4460, 4465, 4747, 7144, 7676, 8474, 8920, 8930, 9494, 9595, 10481, 15352, 16948, 17860, 18988, 19190, 20962, 21185, 22523, 23735, 33896, 35720, 37976, 38380, 41924, 42370, 45046, 47470, 52405, 76760, 83848, 84740, 90092, 90193, 94940, 104810, 112615, 169480, 180184, 180386, 189880, 199139, 209620, 225230, 360772, 398278, 419240, 427937, 450460, 450965, 721544, 796556, 855874, 900920, 901930, 995695, 1058581, 1593112, 1711748, 1803860, 1991390, 2117162, 2139685, 3423496, 3607720, 3982780, 4234324, 4279370, 5292905, 7965560, 8468648, 8558740, 10585810, 17117480, 20113039, 21171620, 40226078, 42343240, 80452156, 100565195, 160904312, 201130390, 402260780, 804521560]

約数ペア:

[(1, 804521560), (2, 402260780), (4, 201130390), (5, 160904312), (8, 100565195), (10, 80452156), (19, 42343240), (20, 40226078), (38, 21171620), (40, 20113039), (47, 17117480), (76, 10585810), (94, 8558740), (95, 8468648), (101, 7965560), (152, 5292905), (188, 4279370), (190, 4234324), (202, 3982780), (223, 3607720), (235, 3423496), (376, 2139685), (380, 2117162), (404, 1991390), (446, 1803860), (470, 1711748), (505, 1593112), (760, 1058581), (808, 995695), (892, 901930), (893, 900920), (940, 855874), (1010, 796556), (1115, 721544), (1784, 450965), (1786, 450460), (1880, 427937), (1919, 419240), (2020, 398278), (2230, 360772), (3572, 225230), (3838, 209620), (4040, 199139), (4237, 189880), (4460, 180386), (4465, 180184), (4747, 169480), (7144, 112615), (7676, 104810), (8474, 94940), (8920, 90193), (8930, 90092), (9494, 84740), (9595, 83848), (10481, 76760), (15352, 52405), (16948, 47470), (17860, 45046), (18988, 42370), (19190, 41924), (20962, 38380), (21185, 37976), (22523, 35720), (23735, 33896)]