6748820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 15473808

約数和(自身を除く): 8724988

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 101, 130, 202, 257, 260, 404, 505, 514, 1010, 1028, 1285, 1313, 2020, 2570, 2626, 3341, 5140, 5252, 6565, 6682, 13130, 13364, 16705, 25957, 26260, 33410, 51914, 66820, 103828, 129785, 259570, 337441, 519140, 674882, 1349764, 1687205, 3374410, 6748820]

約数ペア:

[(1, 6748820), (2, 3374410), (4, 1687205), (5, 1349764), (10, 674882), (13, 519140), (20, 337441), (26, 259570), (52, 129785), (65, 103828), (101, 66820), (130, 51914), (202, 33410), (257, 26260), (260, 25957), (404, 16705), (505, 13364), (514, 13130), (1010, 6682), (1028, 6565), (1285, 5252), (1313, 5140), (2020, 3341), (2570, 2626)]