42020004

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8689}}^1$

素因数の和:8740

約数の個数: 48

約数和(自身を含む): 109007360

約数和(自身を除く): 66987356

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 1209, 1612, 2418, 4836, 8689, 17378, 26067, 34756, 52134, 104268, 112957, 225914, 269359, 338871, 451828, 538718, 677742, 808077, 1077436, 1355484, 1616154, 3232308, 3501667, 7003334, 10505001, 14006668, 21010002, 42020004]

約数ペア:

[(1, 42020004), (2, 21010002), (3, 14006668), (4, 10505001), (6, 7003334), (12, 3501667), (13, 3232308), (26, 1616154), (31, 1355484), (39, 1077436), (52, 808077), (62, 677742), (78, 538718), (93, 451828), (124, 338871), (156, 269359), (186, 225914), (372, 112957), (403, 104268), (806, 52134), (1209, 34756), (1612, 26067), (2418, 17378), (4836, 8689)]