1209904860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{20165081}}^1$

素因数の和:20165093

約数の個数: 24

約数和(自身を含む): 3387733776

約数和(自身を除く): 2177828916

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 20165081, 40330162, 60495243, 80660324, 100825405, 120990486, 201650810, 241980972, 302476215, 403301620, 604952430, 1209904860]

約数ペア:

[(1, 1209904860), (2, 604952430), (3, 403301620), (4, 302476215), (5, 241980972), (6, 201650810), (10, 120990486), (12, 100825405), (15, 80660324), (20, 60495243), (30, 40330162), (60, 20165081)]