2793890960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{216917}}^1$

素因数の和:216960

約数の個数: 80

約数和(自身を含む): 7746575616

約数和(自身を除く): 4952684656

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 6440, 12880, 216917, 433834, 867668, 1084585, 1518419, 1735336, 2169170, 3036838, 3470672, 4338340, 4989091, 6073676, 7592095, 8676680, 9978182, 12147352, 15184190, 17353360, 19956364, 24294704, 24945455, 30368380, 34923637, 39912728, 49890910, 60736760, 69847274, 79825456, 99781820, 121473520, 139694548, 174618185, 199563640, 279389096, 349236370, 399127280, 558778192, 698472740, 1396945480, 2793890960]

約数ペア:

[(1, 2793890960), (2, 1396945480), (4, 698472740), (5, 558778192), (7, 399127280), (8, 349236370), (10, 279389096), (14, 199563640), (16, 174618185), (20, 139694548), (23, 121473520), (28, 99781820), (35, 79825456), (40, 69847274), (46, 60736760), (56, 49890910), (70, 39912728), (80, 34923637), (92, 30368380), (112, 24945455), (115, 24294704), (140, 19956364), (161, 17353360), (184, 15184190), (230, 12147352), (280, 9978182), (322, 8676680), (368, 7592095), (460, 6073676), (560, 4989091), (644, 4338340), (805, 3470672), (920, 3036838), (1288, 2169170), (1610, 1735336), (1840, 1518419), (2576, 1084585), (3220, 867668), (6440, 433834), (12880, 216917)]