9191720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:234

約数の個数: 64

約数和(自身を含む): 22014720

約数和(自身を除く): 12823000

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 97, 103, 115, 184, 194, 206, 230, 388, 412, 460, 485, 515, 776, 824, 920, 970, 1030, 1940, 2060, 2231, 2369, 3880, 4120, 4462, 4738, 8924, 9476, 9991, 11155, 11845, 17848, 18952, 19982, 22310, 23690, 39964, 44620, 47380, 49955, 79928, 89240, 94760, 99910, 199820, 229793, 399640, 459586, 919172, 1148965, 1838344, 2297930, 4595860, 9191720]

約数ペア:

[(1, 9191720), (2, 4595860), (4, 2297930), (5, 1838344), (8, 1148965), (10, 919172), (20, 459586), (23, 399640), (40, 229793), (46, 199820), (92, 99910), (97, 94760), (103, 89240), (115, 79928), (184, 49955), (194, 47380), (206, 44620), (230, 39964), (388, 23690), (412, 22310), (460, 19982), (485, 18952), (515, 17848), (776, 11845), (824, 11155), (920, 9991), (970, 9476), (1030, 8924), (1940, 4738), (2060, 4462), (2231, 4120), (2369, 3880)]