28234460

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{23143}}^1$

素因数の和:23213

約数の個数: 24

約数和(自身を含む): 60266976

約数和(自身を除く): 32032516

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 23143, 46286, 92572, 115715, 231430, 462860, 1411723, 2823446, 5646892, 7058615, 14117230, 28234460]

約数ペア:

[(1, 28234460), (2, 14117230), (4, 7058615), (5, 5646892), (10, 2823446), (20, 1411723), (61, 462860), (122, 231430), (244, 115715), (305, 92572), (610, 46286), (1220, 23143)]