1905090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:295

約数の個数: 64

約数和(自身を含む): 5225472

約数和(自身を除く): 3320382

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 23, 30, 33, 46, 55, 66, 69, 110, 115, 138, 165, 230, 251, 253, 330, 345, 502, 506, 690, 753, 759, 1255, 1265, 1506, 1518, 2510, 2530, 2761, 3765, 3795, 5522, 5773, 7530, 7590, 8283, 11546, 13805, 16566, 17319, 27610, 28865, 34638, 41415, 57730, 63503, 82830, 86595, 127006, 173190, 190509, 317515, 381018, 635030, 952545, 1905090]

約数ペア:

[(1, 1905090), (2, 952545), (3, 635030), (5, 381018), (6, 317515), (10, 190509), (11, 173190), (15, 127006), (22, 86595), (23, 82830), (30, 63503), (33, 57730), (46, 41415), (55, 34638), (66, 28865), (69, 27610), (110, 17319), (115, 16566), (138, 13805), (165, 11546), (230, 8283), (251, 7590), (253, 7530), (330, 5773), (345, 5522), (502, 3795), (506, 3765), (690, 2761), (753, 2530), (759, 2510), (1255, 1518), (1265, 1506)]