6686940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8573}}^1$

素因数の和:8598

約数の個数: 48

約数和(自身を含む): 20166048

約数和(自身を除く): 13479108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 8573, 17146, 25719, 34292, 42865, 51438, 85730, 102876, 111449, 128595, 171460, 222898, 257190, 334347, 445796, 514380, 557245, 668694, 1114490, 1337388, 1671735, 2228980, 3343470, 6686940]

約数ペア:

[(1, 6686940), (2, 3343470), (3, 2228980), (4, 1671735), (5, 1337388), (6, 1114490), (10, 668694), (12, 557245), (13, 514380), (15, 445796), (20, 334347), (26, 257190), (30, 222898), (39, 171460), (52, 128595), (60, 111449), (65, 102876), (78, 85730), (130, 51438), (156, 42865), (195, 34292), (260, 25719), (390, 17146), (780, 8573)]