7991940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{12109}}^1$

素因数の和:12132

約数の個数: 48

約数和(自身を含む): 24413760

約数和(自身を除く): 16421820

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 12109, 24218, 36327, 48436, 60545, 72654, 121090, 133199, 145308, 181635, 242180, 266398, 363270, 399597, 532796, 665995, 726540, 799194, 1331990, 1598388, 1997985, 2663980, 3995970, 7991940]

約数ペア:

[(1, 7991940), (2, 3995970), (3, 2663980), (4, 1997985), (5, 1598388), (6, 1331990), (10, 799194), (11, 726540), (12, 665995), (15, 532796), (20, 399597), (22, 363270), (30, 266398), (33, 242180), (44, 181635), (55, 145308), (60, 133199), (66, 121090), (110, 72654), (132, 60545), (165, 48436), (220, 36327), (330, 24218), (660, 12109)]