3967960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 9849600

約数和(自身を除く): 5881640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 227, 230, 380, 437, 454, 460, 760, 874, 908, 920, 1135, 1748, 1816, 2185, 2270, 3496, 4313, 4370, 4540, 5221, 8626, 8740, 9080, 10442, 17252, 17480, 20884, 21565, 26105, 34504, 41768, 43130, 52210, 86260, 99199, 104420, 172520, 198398, 208840, 396796, 495995, 793592, 991990, 1983980, 3967960]

約数ペア:

[(1, 3967960), (2, 1983980), (4, 991990), (5, 793592), (8, 495995), (10, 396796), (19, 208840), (20, 198398), (23, 172520), (38, 104420), (40, 99199), (46, 86260), (76, 52210), (92, 43130), (95, 41768), (115, 34504), (152, 26105), (184, 21565), (190, 20884), (227, 17480), (230, 17252), (380, 10442), (437, 9080), (454, 8740), (460, 8626), (760, 5221), (874, 4540), (908, 4370), (920, 4313), (1135, 3496), (1748, 2270), (1816, 2185)]