40430487560

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{977}}^1\times {\mathrm{27961}}^1$

素因数の和:28986

約数の個数: 64

約数和(自身を含む): 93526179120

約数和(自身を除く): 53095691560

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 977, 1480, 1954, 3908, 4885, 7816, 9770, 19540, 27961, 36149, 39080, 55922, 72298, 111844, 139805, 144596, 180745, 223688, 279610, 289192, 361490, 559220, 722980, 1034557, 1118440, 1445960, 2069114, 4138228, 5172785, 8276456, 10345570, 20691140, 27317897, 41382280, 54635794, 109271588, 136589485, 218543176, 273178970, 546357940, 1010762189, 1092715880, 2021524378, 4043048756, 5053810945, 8086097512, 10107621890, 20215243780, 40430487560]

約数ペア:

[(1, 40430487560), (2, 20215243780), (4, 10107621890), (5, 8086097512), (8, 5053810945), (10, 4043048756), (20, 2021524378), (37, 1092715880), (40, 1010762189), (74, 546357940), (148, 273178970), (185, 218543176), (296, 136589485), (370, 109271588), (740, 54635794), (977, 41382280), (1480, 27317897), (1954, 20691140), (3908, 10345570), (4885, 8276456), (7816, 5172785), (9770, 4138228), (19540, 2069114), (27961, 1445960), (36149, 1118440), (39080, 1034557), (55922, 722980), (72298, 559220), (111844, 361490), (139805, 289192), (144596, 279610), (180745, 223688)]