7478778880

素因数分解:

$2^{10}\times 5^1\times {\mathrm{839}}^1\times {\mathrm{1741}}^1$

素因数の和:2605

約数の個数: 88

約数和(自身を含む): 17972004960

約数和(自身を除く): 10493226080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 839, 1024, 1280, 1678, 1741, 2560, 3356, 3482, 4195, 5120, 6712, 6964, 8390, 8705, 13424, 13928, 16780, 17410, 26848, 27856, 33560, 34820, 53696, 55712, 67120, 69640, 107392, 111424, 134240, 139280, 214784, 222848, 268480, 278560, 429568, 445696, 536960, 557120, 859136, 891392, 1073920, 1114240, 1460699, 1782784, 2147840, 2228480, 2921398, 4295680, 4456960, 5842796, 7303495, 8913920, 11685592, 14606990, 23371184, 29213980, 46742368, 58427960, 93484736, 116855920, 186969472, 233711840, 373938944, 467423680, 747877888, 934847360, 1495755776, 1869694720, 3739389440, 7478778880]

約数ペア:

[(1, 7478778880), (2, 3739389440), (4, 1869694720), (5, 1495755776), (8, 934847360), (10, 747877888), (16, 467423680), (20, 373938944), (32, 233711840), (40, 186969472), (64, 116855920), (80, 93484736), (128, 58427960), (160, 46742368), (256, 29213980), (320, 23371184), (512, 14606990), (640, 11685592), (839, 8913920), (1024, 7303495), (1280, 5842796), (1678, 4456960), (1741, 4295680), (2560, 2921398), (3356, 2228480), (3482, 2147840), (4195, 1782784), (5120, 1460699), (6712, 1114240), (6964, 1073920), (8390, 891392), (8705, 859136), (13424, 557120), (13928, 536960), (16780, 445696), (17410, 429568), (26848, 278560), (27856, 268480), (33560, 222848), (34820, 214784), (53696, 139280), (55712, 134240), (67120, 111424), (69640, 107392)]