38744440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{138373}}^1$

素因数の和:138391

約数の個数: 32

約数和(自身を含む): 99629280

約数和(自身を除く): 60884840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 138373, 276746, 553492, 691865, 968611, 1106984, 1383730, 1937222, 2767460, 3874444, 4843055, 5534920, 7748888, 9686110, 19372220, 38744440]

約数ペア:

[(1, 38744440), (2, 19372220), (4, 9686110), (5, 7748888), (7, 5534920), (8, 4843055), (10, 3874444), (14, 2767460), (20, 1937222), (28, 1383730), (35, 1106984), (40, 968611), (56, 691865), (70, 553492), (140, 276746), (280, 138373)]