427536460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1644371}}^1$

素因数の和:1644393

約数の個数: 24

約数和(自身を含む): 966890736

約数和(自身を除く): 539354276

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1644371, 3288742, 6577484, 8221855, 16443710, 21376823, 32887420, 42753646, 85507292, 106884115, 213768230, 427536460]

約数ペア:

[(1, 427536460), (2, 213768230), (4, 106884115), (5, 85507292), (10, 42753646), (13, 32887420), (20, 21376823), (26, 16443710), (52, 8221855), (65, 6577484), (130, 3288742), (260, 1644371)]