42072004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{439}}^1$

素因数の和:572

約数の個数: 48

約数和(自身を含む): 84515200

約数和(自身を除く): 42443196

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 97, 194, 247, 388, 439, 494, 878, 988, 1261, 1756, 1843, 2522, 3686, 5044, 5707, 7372, 8341, 11414, 16682, 22828, 23959, 33364, 42583, 47918, 85166, 95836, 108433, 170332, 216866, 433732, 553579, 809077, 1107158, 1618154, 2214316, 3236308, 10518001, 21036002, 42072004]

約数ペア:

[(1, 42072004), (2, 21036002), (4, 10518001), (13, 3236308), (19, 2214316), (26, 1618154), (38, 1107158), (52, 809077), (76, 553579), (97, 433732), (194, 216866), (247, 170332), (388, 108433), (439, 95836), (494, 85166), (878, 47918), (988, 42583), (1261, 33364), (1756, 23959), (1843, 22828), (2522, 16682), (3686, 11414), (5044, 8341), (5707, 7372)]