7841730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20107}}^1$

素因数の和:20130

約数の個数: 32

約数和(自身を含む): 20268864

約数和(自身を除く): 12427134

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 20107, 40214, 60321, 100535, 120642, 201070, 261391, 301605, 522782, 603210, 784173, 1306955, 1568346, 2613910, 3920865, 7841730]

約数ペア:

[(1, 7841730), (2, 3920865), (3, 2613910), (5, 1568346), (6, 1306955), (10, 784173), (13, 603210), (15, 522782), (26, 301605), (30, 261391), (39, 201070), (65, 120642), (78, 100535), (130, 60321), (195, 40214), (390, 20107)]