19522480

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3089}}^1$

素因数の和:3181

約数の個数: 40

約数和(自身を含む): 45979200

約数和(自身を除く): 26456720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3089, 3160, 6178, 6320, 12356, 15445, 24712, 30890, 49424, 61780, 123560, 244031, 247120, 488062, 976124, 1220155, 1952248, 2440310, 3904496, 4880620, 9761240, 19522480]

約数ペア:

[(1, 19522480), (2, 9761240), (4, 4880620), (5, 3904496), (8, 2440310), (10, 1952248), (16, 1220155), (20, 976124), (40, 488062), (79, 247120), (80, 244031), (158, 123560), (316, 61780), (395, 49424), (632, 30890), (790, 24712), (1264, 15445), (1580, 12356), (3089, 6320), (3160, 6178)]