22111100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{20101}}^1$

素因数の和:20126

約数の個数: 36

約数和(自身を含む): 52345608

約数和(自身を除く): 30234508

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 20101, 40202, 80404, 100505, 201010, 221111, 402020, 442222, 502525, 884444, 1005050, 1105555, 2010100, 2211110, 4422220, 5527775, 11055550, 22111100]

約数ペア:

[(1, 22111100), (2, 11055550), (4, 5527775), (5, 4422220), (10, 2211110), (11, 2010100), (20, 1105555), (22, 1005050), (25, 884444), (44, 502525), (50, 442222), (55, 402020), (100, 221111), (110, 201010), (220, 100505), (275, 80404), (550, 40202), (1100, 20101)]