28872760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{14731}}^1$

素因数の和:14756

約数の個数: 48

約数和(自身を含む): 75575160

約数和(自身を除く): 46702400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 14731, 29462, 58924, 73655, 103117, 117848, 147310, 206234, 294620, 412468, 515585, 589240, 721819, 824936, 1031170, 1443638, 2062340, 2887276, 3609095, 4124680, 5774552, 7218190, 14436380, 28872760]

約数ペア:

[(1, 28872760), (2, 14436380), (4, 7218190), (5, 5774552), (7, 4124680), (8, 3609095), (10, 2887276), (14, 2062340), (20, 1443638), (28, 1031170), (35, 824936), (40, 721819), (49, 589240), (56, 515585), (70, 412468), (98, 294620), (140, 206234), (196, 147310), (245, 117848), (280, 103117), (392, 73655), (490, 58924), (980, 29462), (1960, 14731)]