28865180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2053}}^1$

素因数の和:2118

約数の個数: 48

約数和(自身を含む): 65563680

約数和(自身を除く): 36698500

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 95, 148, 185, 190, 370, 380, 703, 740, 1406, 2053, 2812, 3515, 4106, 7030, 8212, 10265, 14060, 20530, 39007, 41060, 75961, 78014, 151922, 156028, 195035, 303844, 379805, 390070, 759610, 780140, 1443259, 1519220, 2886518, 5773036, 7216295, 14432590, 28865180]

約数ペア:

[(1, 28865180), (2, 14432590), (4, 7216295), (5, 5773036), (10, 2886518), (19, 1519220), (20, 1443259), (37, 780140), (38, 759610), (74, 390070), (76, 379805), (95, 303844), (148, 195035), (185, 156028), (190, 151922), (370, 78014), (380, 75961), (703, 41060), (740, 39007), (1406, 20530), (2053, 14060), (2812, 10265), (3515, 8212), (4106, 7030)]