2578452

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 6504960

約数和(自身を除く): 3926508

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 43, 57, 76, 86, 114, 129, 172, 228, 258, 263, 516, 526, 789, 817, 1052, 1578, 1634, 2451, 3156, 3268, 4902, 4997, 9804, 9994, 11309, 14991, 19988, 22618, 29982, 33927, 45236, 59964, 67854, 135708, 214871, 429742, 644613, 859484, 1289226, 2578452]

約数ペア:

[(1, 2578452), (2, 1289226), (3, 859484), (4, 644613), (6, 429742), (12, 214871), (19, 135708), (38, 67854), (43, 59964), (57, 45236), (76, 33927), (86, 29982), (114, 22618), (129, 19988), (172, 14991), (228, 11309), (258, 9994), (263, 9804), (516, 4997), (526, 4902), (789, 3268), (817, 3156), (1052, 2451), (1578, 1634)]