20120804015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2081}}^1\times {\mathrm{7829}}^1$

素因数の和:9947

約数の個数: 32

約数和(自身を含む): 27387460800

約数和(自身を除く): 7266656785

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 2081, 7829, 10405, 27053, 39145, 39539, 101777, 135265, 148751, 197695, 508885, 514007, 743755, 1933763, 2570035, 9668815, 16292149, 81460745, 211797937, 309550831, 1058989685, 1547754155, 4024160803, 20120804015]

約数ペア:

[(1, 20120804015), (5, 4024160803), (13, 1547754155), (19, 1058989685), (65, 309550831), (95, 211797937), (247, 81460745), (1235, 16292149), (2081, 9668815), (7829, 2570035), (10405, 1933763), (27053, 743755), (39145, 514007), (39539, 508885), (101777, 197695), (135265, 148751)]