28621880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{859}}^1$

素因数の和:901

約数の個数: 96

約数和(自身を含む): 79412400

約数和(自身を除く): 50790520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 49, 56, 68, 70, 85, 98, 119, 136, 140, 170, 196, 238, 245, 280, 340, 392, 476, 490, 595, 680, 833, 859, 952, 980, 1190, 1666, 1718, 1960, 2380, 3332, 3436, 4165, 4295, 4760, 6013, 6664, 6872, 8330, 8590, 12026, 14603, 16660, 17180, 24052, 29206, 30065, 33320, 34360, 42091, 48104, 58412, 60130, 73015, 84182, 102221, 116824, 120260, 146030, 168364, 204442, 210455, 240520, 292060, 336728, 408884, 420910, 511105, 584120, 715547, 817768, 841820, 1022210, 1431094, 1683640, 2044420, 2862188, 3577735, 4088840, 5724376, 7155470, 14310940, 28621880]

約数ペア:

[(1, 28621880), (2, 14310940), (4, 7155470), (5, 5724376), (7, 4088840), (8, 3577735), (10, 2862188), (14, 2044420), (17, 1683640), (20, 1431094), (28, 1022210), (34, 841820), (35, 817768), (40, 715547), (49, 584120), (56, 511105), (68, 420910), (70, 408884), (85, 336728), (98, 292060), (119, 240520), (136, 210455), (140, 204442), (170, 168364), (196, 146030), (238, 120260), (245, 116824), (280, 102221), (340, 84182), (392, 73015), (476, 60130), (490, 58412), (595, 48104), (680, 42091), (833, 34360), (859, 33320), (952, 30065), (980, 29206), (1190, 24052), (1666, 17180), (1718, 16660), (1960, 14603), (2380, 12026), (3332, 8590), (3436, 8330), (4165, 6872), (4295, 6664), (4760, 6013)]