2018583420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{686593}}^1$

素因数の和:686619

約数の個数: 72

約数和(自身を含む): 6574824144

約数和(自身を除く): 4556240724

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 686593, 1373186, 2059779, 2746372, 3432965, 4119558, 4806151, 6865930, 8239116, 9612302, 10298895, 13731860, 14418453, 19224604, 20597790, 24030755, 28836906, 33643057, 41195580, 48061510, 57673812, 67286114, 72092265, 96123020, 100929171, 134572228, 144184530, 168215285, 201858342, 288369060, 336430570, 403716684, 504645855, 672861140, 1009291710, 2018583420]

約数ペア:

[(1, 2018583420), (2, 1009291710), (3, 672861140), (4, 504645855), (5, 403716684), (6, 336430570), (7, 288369060), (10, 201858342), (12, 168215285), (14, 144184530), (15, 134572228), (20, 100929171), (21, 96123020), (28, 72092265), (30, 67286114), (35, 57673812), (42, 48061510), (49, 41195580), (60, 33643057), (70, 28836906), (84, 24030755), (98, 20597790), (105, 19224604), (140, 14418453), (147, 13731860), (196, 10298895), (210, 9612302), (245, 8239116), (294, 6865930), (420, 4806151), (490, 4119558), (588, 3432965), (735, 2746372), (980, 2059779), (1470, 1373186), (2940, 686593)]