22554440

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{5813}}^1$

素因数の和:5921

約数の個数: 32

約数和(自身を含む): 51279480

約数和(自身を除く): 28725040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 5813, 11626, 23252, 29065, 46504, 58130, 116260, 232520, 563861, 1127722, 2255444, 2819305, 4510888, 5638610, 11277220, 22554440]

約数ペア:

[(1, 22554440), (2, 11277220), (4, 5638610), (5, 4510888), (8, 2819305), (10, 2255444), (20, 1127722), (40, 563861), (97, 232520), (194, 116260), (388, 58130), (485, 46504), (776, 29065), (970, 23252), (1940, 11626), (3880, 5813)]