2094395960

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{27689}}^1$

素因数の和:27792

約数の個数: 64

約数和(自身を含む): 4944326400

約数和(自身を除く): 2849930440

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 61, 62, 122, 124, 155, 244, 248, 305, 310, 488, 610, 620, 1220, 1240, 1891, 2440, 3782, 7564, 9455, 15128, 18910, 27689, 37820, 55378, 75640, 110756, 138445, 221512, 276890, 553780, 858359, 1107560, 1689029, 1716718, 3378058, 3433436, 4291795, 6756116, 6866872, 8445145, 8583590, 13512232, 16890290, 17167180, 33780580, 34334360, 52359899, 67561160, 104719798, 209439596, 261799495, 418879192, 523598990, 1047197980, 2094395960]

約数ペア:

[(1, 2094395960), (2, 1047197980), (4, 523598990), (5, 418879192), (8, 261799495), (10, 209439596), (20, 104719798), (31, 67561160), (40, 52359899), (61, 34334360), (62, 33780580), (122, 17167180), (124, 16890290), (155, 13512232), (244, 8583590), (248, 8445145), (305, 6866872), (310, 6756116), (488, 4291795), (610, 3433436), (620, 3378058), (1220, 1716718), (1240, 1689029), (1891, 1107560), (2440, 858359), (3782, 553780), (7564, 276890), (9455, 221512), (15128, 138445), (18910, 110756), (27689, 75640), (37820, 55378)]