38745680

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{4993}}^1$

素因数の和:5103

約数の個数: 40

約数和(自身を含む): 91030632

約数和(自身を除く): 52284952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 4993, 7760, 9986, 19972, 24965, 39944, 49930, 79888, 99860, 199720, 399440, 484321, 968642, 1937284, 2421605, 3874568, 4843210, 7749136, 9686420, 19372840, 38745680]

約数ペア:

[(1, 38745680), (2, 19372840), (4, 9686420), (5, 7749136), (8, 4843210), (10, 3874568), (16, 2421605), (20, 1937284), (40, 968642), (80, 484321), (97, 399440), (194, 199720), (388, 99860), (485, 79888), (776, 49930), (970, 39944), (1552, 24965), (1940, 19972), (3880, 9986), (4993, 7760)]