37800040

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{227}}^1$

素因数の和:442

約数の個数: 64

約数和(自身を含む): 89631360

約数和(自身を除く): 51831320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 181, 184, 227, 230, 362, 454, 460, 724, 905, 908, 920, 1135, 1448, 1810, 1816, 2270, 3620, 4163, 4540, 5221, 7240, 8326, 9080, 10442, 16652, 20815, 20884, 26105, 33304, 41087, 41630, 41768, 52210, 82174, 83260, 104420, 164348, 166520, 205435, 208840, 328696, 410870, 821740, 945001, 1643480, 1890002, 3780004, 4725005, 7560008, 9450010, 18900020, 37800040]

約数ペア:

[(1, 37800040), (2, 18900020), (4, 9450010), (5, 7560008), (8, 4725005), (10, 3780004), (20, 1890002), (23, 1643480), (40, 945001), (46, 821740), (92, 410870), (115, 328696), (181, 208840), (184, 205435), (227, 166520), (230, 164348), (362, 104420), (454, 83260), (460, 82174), (724, 52210), (905, 41768), (908, 41630), (920, 41087), (1135, 33304), (1448, 26105), (1810, 20884), (1816, 20815), (2270, 16652), (3620, 10442), (4163, 9080), (4540, 8326), (5221, 7240)]