7655420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 16964640

約数和(自身を除く): 9309220

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 67, 116, 134, 145, 197, 268, 290, 335, 394, 580, 670, 788, 985, 1340, 1943, 1970, 3886, 3940, 5713, 7772, 9715, 11426, 13199, 19430, 22852, 26398, 28565, 38860, 52796, 57130, 65995, 114260, 131990, 263980, 382771, 765542, 1531084, 1913855, 3827710, 7655420]

約数ペア:

[(1, 7655420), (2, 3827710), (4, 1913855), (5, 1531084), (10, 765542), (20, 382771), (29, 263980), (58, 131990), (67, 114260), (116, 65995), (134, 57130), (145, 52796), (197, 38860), (268, 28565), (290, 26398), (335, 22852), (394, 19430), (580, 13199), (670, 11426), (788, 9715), (985, 7772), (1340, 5713), (1943, 3940), (1970, 3886)]