392617507960

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1907}}^1\times {\mathrm{119699}}^1$

素因数の和:121660

約数の個数: 64

約数和(自身を含む): 904414896000

約数和(自身を除く): 511797388040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 1907, 3814, 7628, 9535, 15256, 19070, 38140, 76280, 82001, 119699, 164002, 239398, 328004, 410005, 478796, 598495, 656008, 820010, 957592, 1196990, 1640020, 2393980, 3280040, 4787960, 5147057, 10294114, 20588228, 25735285, 41176456, 51470570, 102941140, 205882280, 228265993, 456531986, 913063972, 1141329965, 1826127944, 2282659930, 4565319860, 9130639720, 9815437699, 19630875398, 39261750796, 49077188495, 78523501592, 98154376990, 196308753980, 392617507960]

約数ペア:

[(1, 392617507960), (2, 196308753980), (4, 98154376990), (5, 78523501592), (8, 49077188495), (10, 39261750796), (20, 19630875398), (40, 9815437699), (43, 9130639720), (86, 4565319860), (172, 2282659930), (215, 1826127944), (344, 1141329965), (430, 913063972), (860, 456531986), (1720, 228265993), (1907, 205882280), (3814, 102941140), (7628, 51470570), (9535, 41176456), (15256, 25735285), (19070, 20588228), (38140, 10294114), (76280, 5147057), (82001, 4787960), (119699, 3280040), (164002, 2393980), (239398, 1640020), (328004, 1196990), (410005, 957592), (478796, 820010), (598495, 656008)]