390795130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1\times {\mathrm{281}}^1$

素因数の和:615

約数の個数: 64

約数和(自身を含む): 789419520

約数和(自身を除く): 398624390

約数列:

[1, 2, 5, 10, 11, 22, 47, 55, 94, 110, 235, 269, 281, 470, 517, 538, 562, 1034, 1345, 1405, 2585, 2690, 2810, 2959, 3091, 5170, 5918, 6182, 12643, 13207, 14795, 15455, 25286, 26414, 29590, 30910, 63215, 66035, 75589, 126430, 132070, 139073, 145277, 151178, 278146, 290554, 377945, 695365, 726385, 755890, 831479, 1390730, 1452770, 1662958, 3552683, 4157395, 7105366, 8314790, 17763415, 35526830, 39079513, 78159026, 195397565, 390795130]

約数ペア:

[(1, 390795130), (2, 195397565), (5, 78159026), (10, 39079513), (11, 35526830), (22, 17763415), (47, 8314790), (55, 7105366), (94, 4157395), (110, 3552683), (235, 1662958), (269, 1452770), (281, 1390730), (470, 831479), (517, 755890), (538, 726385), (562, 695365), (1034, 377945), (1345, 290554), (1405, 278146), (2585, 151178), (2690, 145277), (2810, 139073), (2959, 132070), (3091, 126430), (5170, 75589), (5918, 66035), (6182, 63215), (12643, 30910), (13207, 29590), (14795, 26414), (15455, 25286)]