28396740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{473279}}^1$

素因数の和:473291

約数の個数: 24

約数和(自身を含む): 79511040

約数和(自身を除く): 51114300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 473279, 946558, 1419837, 1893116, 2366395, 2839674, 4732790, 5679348, 7099185, 9465580, 14198370, 28396740]

約数ペア:

[(1, 28396740), (2, 14198370), (3, 9465580), (4, 7099185), (5, 5679348), (6, 4732790), (10, 2839674), (12, 2366395), (15, 1893116), (20, 1419837), (30, 946558), (60, 473279)]