39140228

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{449}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 76608000

約数和(自身を除く): 37467772

約数列:

[1, 2, 4, 19, 31, 37, 38, 62, 74, 76, 124, 148, 449, 589, 703, 898, 1147, 1178, 1406, 1796, 2294, 2356, 2812, 4588, 8531, 13919, 16613, 17062, 21793, 27838, 33226, 34124, 43586, 55676, 66452, 87172, 264461, 315647, 515003, 528922, 631294, 1030006, 1057844, 1262588, 2060012, 9785057, 19570114, 39140228]

約数ペア:

[(1, 39140228), (2, 19570114), (4, 9785057), (19, 2060012), (31, 1262588), (37, 1057844), (38, 1030006), (62, 631294), (74, 528922), (76, 515003), (124, 315647), (148, 264461), (449, 87172), (589, 66452), (703, 55676), (898, 43586), (1147, 34124), (1178, 33226), (1406, 27838), (1796, 21793), (2294, 17062), (2356, 16613), (2812, 13919), (4588, 8531)]