2457560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:216

約数の個数: 64

約数和(自身を含む): 6462720

約数和(自身を除く): 4005160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 131, 134, 140, 262, 268, 280, 335, 469, 524, 536, 655, 670, 917, 938, 1048, 1310, 1340, 1834, 1876, 2345, 2620, 2680, 3668, 3752, 4585, 4690, 5240, 7336, 8777, 9170, 9380, 17554, 18340, 18760, 35108, 36680, 43885, 61439, 70216, 87770, 122878, 175540, 245756, 307195, 351080, 491512, 614390, 1228780, 2457560]

約数ペア:

[(1, 2457560), (2, 1228780), (4, 614390), (5, 491512), (7, 351080), (8, 307195), (10, 245756), (14, 175540), (20, 122878), (28, 87770), (35, 70216), (40, 61439), (56, 43885), (67, 36680), (70, 35108), (131, 18760), (134, 18340), (140, 17554), (262, 9380), (268, 9170), (280, 8777), (335, 7336), (469, 5240), (524, 4690), (536, 4585), (655, 3752), (670, 3668), (917, 2680), (938, 2620), (1048, 2345), (1310, 1876), (1340, 1834)]