2748620560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{258329}}^1$

素因数の和:258368

約数の個数: 80

約数和(自身を含む): 7687900800

約数和(自身を除く): 4939280240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 10640, 258329, 516658, 1033316, 1291645, 1808303, 2066632, 2583290, 3616606, 4133264, 4908251, 5166580, 7233212, 9041515, 9816502, 10333160, 14466424, 18083030, 19633004, 20666320, 24541255, 28932848, 34357757, 36166060, 39266008, 49082510, 68715514, 72332120, 78532016, 98165020, 137431028, 144664240, 171788785, 196330040, 274862056, 343577570, 392660080, 549724112, 687155140, 1374310280, 2748620560]

約数ペア:

[(1, 2748620560), (2, 1374310280), (4, 687155140), (5, 549724112), (7, 392660080), (8, 343577570), (10, 274862056), (14, 196330040), (16, 171788785), (19, 144664240), (20, 137431028), (28, 98165020), (35, 78532016), (38, 72332120), (40, 68715514), (56, 49082510), (70, 39266008), (76, 36166060), (80, 34357757), (95, 28932848), (112, 24541255), (133, 20666320), (140, 19633004), (152, 18083030), (190, 14466424), (266, 10333160), (280, 9816502), (304, 9041515), (380, 7233212), (532, 5166580), (560, 4908251), (665, 4133264), (760, 3616606), (1064, 2583290), (1330, 2066632), (1520, 1808303), (2128, 1291645), (2660, 1033316), (5320, 516658), (10640, 258329)]