1921370080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{55339}}^1$

素因数の和:55392

約数の個数: 96

約数和(自身を含む): 5355141120

約数和(自身を除く): 3433771040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 434, 496, 560, 620, 868, 992, 1085, 1120, 1240, 1736, 2170, 2480, 3472, 4340, 4960, 6944, 8680, 17360, 34720, 55339, 110678, 221356, 276695, 387373, 442712, 553390, 774746, 885424, 1106780, 1549492, 1715509, 1770848, 1936865, 2213560, 3098984, 3431018, 3873730, 4427120, 6197968, 6862036, 7747460, 8577545, 8854240, 12008563, 12395936, 13724072, 15494920, 17155090, 24017126, 27448144, 30989840, 34310180, 48034252, 54896288, 60042815, 61979680, 68620360, 96068504, 120085630, 137240720, 192137008, 240171260, 274481440, 384274016, 480342520, 960685040, 1921370080]

約数ペア:

[(1, 1921370080), (2, 960685040), (4, 480342520), (5, 384274016), (7, 274481440), (8, 240171260), (10, 192137008), (14, 137240720), (16, 120085630), (20, 96068504), (28, 68620360), (31, 61979680), (32, 60042815), (35, 54896288), (40, 48034252), (56, 34310180), (62, 30989840), (70, 27448144), (80, 24017126), (112, 17155090), (124, 15494920), (140, 13724072), (155, 12395936), (160, 12008563), (217, 8854240), (224, 8577545), (248, 7747460), (280, 6862036), (310, 6197968), (434, 4427120), (496, 3873730), (560, 3431018), (620, 3098984), (868, 2213560), (992, 1936865), (1085, 1770848), (1120, 1715509), (1240, 1549492), (1736, 1106780), (2170, 885424), (2480, 774746), (3472, 553390), (4340, 442712), (4960, 387373), (6944, 276695), (8680, 221356), (17360, 110678), (34720, 55339)]