5386720

素因数分解:

$2^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:403

約数の個数: 48

約数和(自身を含む): 12873168

約数和(自身を除く): 7486448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 257, 262, 514, 524, 655, 1028, 1048, 1285, 1310, 2056, 2096, 2570, 2620, 4112, 4192, 5140, 5240, 8224, 10280, 10480, 20560, 20960, 33667, 41120, 67334, 134668, 168335, 269336, 336670, 538672, 673340, 1077344, 1346680, 2693360, 5386720]

約数ペア:

[(1, 5386720), (2, 2693360), (4, 1346680), (5, 1077344), (8, 673340), (10, 538672), (16, 336670), (20, 269336), (32, 168335), (40, 134668), (80, 67334), (131, 41120), (160, 33667), (257, 20960), (262, 20560), (514, 10480), (524, 10280), (655, 8224), (1028, 5240), (1048, 5140), (1285, 4192), (1310, 4112), (2056, 2620), (2096, 2570)]