42120000004

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{571}}^1\times {\mathrm{4919}}^1$

素因数の和:5680

約数の個数: 48

約数和(自身を含む): 77537940480

約数和(自身を除く): 35417940476

約数列:

[1, 2, 4, 23, 46, 92, 163, 326, 571, 652, 1142, 2284, 3749, 4919, 7498, 9838, 13133, 14996, 19676, 26266, 52532, 93073, 113137, 186146, 226274, 372292, 452548, 801797, 1603594, 2140679, 2808749, 3207188, 4281358, 5617498, 8562716, 11234996, 18441331, 36882662, 64601227, 73765324, 129202454, 258404908, 457826087, 915652174, 1831304348, 10530000001, 21060000002, 42120000004]

約数ペア:

[(1, 42120000004), (2, 21060000002), (4, 10530000001), (23, 1831304348), (46, 915652174), (92, 457826087), (163, 258404908), (326, 129202454), (571, 73765324), (652, 64601227), (1142, 36882662), (2284, 18441331), (3749, 11234996), (4919, 8562716), (7498, 5617498), (9838, 4281358), (13133, 3207188), (14996, 2808749), (19676, 2140679), (26266, 1603594), (52532, 801797), (93073, 452548), (113137, 372292), (186146, 226274)]