7375420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1493}}^1$

素因数の和:1534

約数の個数: 48

約数和(自身を含む): 17569440

約数和(自身を除く): 10194020

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 1493, 2470, 2986, 4940, 5972, 7465, 14930, 19409, 28367, 29860, 38818, 56734, 77636, 97045, 113468, 141835, 194090, 283670, 368771, 388180, 567340, 737542, 1475084, 1843855, 3687710, 7375420]

約数ペア:

[(1, 7375420), (2, 3687710), (4, 1843855), (5, 1475084), (10, 737542), (13, 567340), (19, 388180), (20, 368771), (26, 283670), (38, 194090), (52, 141835), (65, 113468), (76, 97045), (95, 77636), (130, 56734), (190, 38818), (247, 29860), (260, 28367), (380, 19409), (494, 14930), (988, 7465), (1235, 5972), (1493, 4940), (2470, 2986)]