56260040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{769}}^1$

素因数の和:870

約数の個数: 64

約数和(自身を含む): 133056000

約数和(自身を除く): 76795960

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 59, 62, 118, 124, 155, 236, 248, 295, 310, 472, 590, 620, 769, 1180, 1240, 1538, 1829, 2360, 3076, 3658, 3845, 6152, 7316, 7690, 9145, 14632, 15380, 18290, 23839, 30760, 36580, 45371, 47678, 73160, 90742, 95356, 119195, 181484, 190712, 226855, 238390, 362968, 453710, 476780, 907420, 953560, 1406501, 1814840, 2813002, 5626004, 7032505, 11252008, 14065010, 28130020, 56260040]

約数ペア:

[(1, 56260040), (2, 28130020), (4, 14065010), (5, 11252008), (8, 7032505), (10, 5626004), (20, 2813002), (31, 1814840), (40, 1406501), (59, 953560), (62, 907420), (118, 476780), (124, 453710), (155, 362968), (236, 238390), (248, 226855), (295, 190712), (310, 181484), (472, 119195), (590, 95356), (620, 90742), (769, 73160), (1180, 47678), (1240, 45371), (1538, 36580), (1829, 30760), (2360, 23839), (3076, 18290), (3658, 15380), (3845, 14632), (6152, 9145), (7316, 7690)]