7132800020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{35977}}^1$

素因数の和:36440

約数の個数: 48

約数和(自身を含む): 15666835968

約数和(自身を除く): 8534035948

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 431, 460, 862, 1724, 2155, 4310, 8620, 9913, 19826, 35977, 39652, 49565, 71954, 99130, 143908, 179885, 198260, 359770, 719540, 827471, 1654942, 3309884, 4137355, 8274710, 15506087, 16549420, 31012174, 62024348, 77530435, 155060870, 310121740, 356640001, 713280002, 1426560004, 1783200005, 3566400010, 7132800020]

約数ペア:

[(1, 7132800020), (2, 3566400010), (4, 1783200005), (5, 1426560004), (10, 713280002), (20, 356640001), (23, 310121740), (46, 155060870), (92, 77530435), (115, 62024348), (230, 31012174), (431, 16549420), (460, 15506087), (862, 8274710), (1724, 4137355), (2155, 3309884), (4310, 1654942), (8620, 827471), (9913, 719540), (19826, 359770), (35977, 198260), (39652, 179885), (49565, 143908), (71954, 99130)]