28235340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{22409}}^1$

素因数の和:22431

約数の個数: 72

約数和(自身を含む): 97886880

約数和(自身を除く): 69651540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 22409, 44818, 67227, 89636, 112045, 134454, 156863, 201681, 224090, 268908, 313726, 336135, 403362, 448180, 470589, 627452, 672270, 784315, 806724, 941178, 1008405, 1344540, 1411767, 1568630, 1882356, 2016810, 2352945, 2823534, 3137260, 4033620, 4705890, 5647068, 7058835, 9411780, 14117670, 28235340]

約数ペア:

[(1, 28235340), (2, 14117670), (3, 9411780), (4, 7058835), (5, 5647068), (6, 4705890), (7, 4033620), (9, 3137260), (10, 2823534), (12, 2352945), (14, 2016810), (15, 1882356), (18, 1568630), (20, 1411767), (21, 1344540), (28, 1008405), (30, 941178), (35, 806724), (36, 784315), (42, 672270), (45, 627452), (60, 470589), (63, 448180), (70, 403362), (84, 336135), (90, 313726), (105, 268908), (126, 224090), (140, 201681), (180, 156863), (210, 134454), (252, 112045), (315, 89636), (420, 67227), (630, 44818), (1260, 22409)]