862247240

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{2789}}^1$

素因数の和:2990

約数の個数: 64

約数和(自身を含む): 1988712000

約数和(自身を除く): 1126464760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 131, 236, 262, 295, 472, 524, 590, 655, 1048, 1180, 1310, 2360, 2620, 2789, 5240, 5578, 7729, 11156, 13945, 15458, 22312, 27890, 30916, 38645, 55780, 61832, 77290, 111560, 154580, 164551, 309160, 329102, 365359, 658204, 730718, 822755, 1316408, 1461436, 1645510, 1826795, 2922872, 3291020, 3653590, 6582040, 7307180, 14614360, 21556181, 43112362, 86224724, 107780905, 172449448, 215561810, 431123620, 862247240]

約数ペア:

[(1, 862247240), (2, 431123620), (4, 215561810), (5, 172449448), (8, 107780905), (10, 86224724), (20, 43112362), (40, 21556181), (59, 14614360), (118, 7307180), (131, 6582040), (236, 3653590), (262, 3291020), (295, 2922872), (472, 1826795), (524, 1645510), (590, 1461436), (655, 1316408), (1048, 822755), (1180, 730718), (1310, 658204), (2360, 365359), (2620, 329102), (2789, 309160), (5240, 164551), (5578, 154580), (7729, 111560), (11156, 77290), (13945, 61832), (15458, 55780), (22312, 38645), (27890, 30916)]