4915120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:218

約数の個数: 80

約数和(自身を含む): 13356288

約数和(自身を除く): 8441168

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 67, 70, 80, 112, 131, 134, 140, 262, 268, 280, 335, 469, 524, 536, 560, 655, 670, 917, 938, 1048, 1072, 1310, 1340, 1834, 1876, 2096, 2345, 2620, 2680, 3668, 3752, 4585, 4690, 5240, 5360, 7336, 7504, 8777, 9170, 9380, 10480, 14672, 17554, 18340, 18760, 35108, 36680, 37520, 43885, 61439, 70216, 73360, 87770, 122878, 140432, 175540, 245756, 307195, 351080, 491512, 614390, 702160, 983024, 1228780, 2457560, 4915120]

約数ペア:

[(1, 4915120), (2, 2457560), (4, 1228780), (5, 983024), (7, 702160), (8, 614390), (10, 491512), (14, 351080), (16, 307195), (20, 245756), (28, 175540), (35, 140432), (40, 122878), (56, 87770), (67, 73360), (70, 70216), (80, 61439), (112, 43885), (131, 37520), (134, 36680), (140, 35108), (262, 18760), (268, 18340), (280, 17554), (335, 14672), (469, 10480), (524, 9380), (536, 9170), (560, 8777), (655, 7504), (670, 7336), (917, 5360), (938, 5240), (1048, 4690), (1072, 4585), (1310, 3752), (1340, 3668), (1834, 2680), (1876, 2620), (2096, 2345)]