8190780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10501}}^1$

素因数の和:10526

約数の個数: 48

約数和(自身を含む): 24700704

約数和(自身を除く): 16509924

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, 10501, 21002, 31503, 42004, 52505, 63006, 105010, 126012, 136513, 157515, 210020, 273026, 315030, 409539, 546052, 630060, 682565, 819078, 1365130, 1638156, 2047695, 2730260, 4095390, 8190780]

約数ペア:

[(1, 8190780), (2, 4095390), (3, 2730260), (4, 2047695), (5, 1638156), (6, 1365130), (10, 819078), (12, 682565), (13, 630060), (15, 546052), (20, 409539), (26, 315030), (30, 273026), (39, 210020), (52, 157515), (60, 136513), (65, 126012), (78, 105010), (130, 63006), (156, 52505), (195, 42004), (260, 31503), (390, 21002), (780, 10501)]