220782840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1839857}}^1$

素因数の和:1839871

約数の個数: 32

約数和(自身を含む): 662348880

約数和(自身を除く): 441566040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1839857, 3679714, 5519571, 7359428, 9199285, 11039142, 14718856, 18398570, 22078284, 27597855, 36797140, 44156568, 55195710, 73594280, 110391420, 220782840]

約数ペア:

[(1, 220782840), (2, 110391420), (3, 73594280), (4, 55195710), (5, 44156568), (6, 36797140), (8, 27597855), (10, 22078284), (12, 18398570), (15, 14718856), (20, 11039142), (24, 9199285), (30, 7359428), (40, 5519571), (60, 3679714), (120, 1839857)]