30115540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{16547}}^1$

素因数の和:16576

約数の個数: 48

約数和(自身を含む): 77841792

約数和(自身を除く): 47726252

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 16547, 33094, 66188, 82735, 115829, 165470, 215111, 231658, 330940, 430222, 463316, 579145, 860444, 1075555, 1158290, 1505777, 2151110, 2316580, 3011554, 4302220, 6023108, 7528885, 15057770, 30115540]

約数ペア:

[(1, 30115540), (2, 15057770), (4, 7528885), (5, 6023108), (7, 4302220), (10, 3011554), (13, 2316580), (14, 2151110), (20, 1505777), (26, 1158290), (28, 1075555), (35, 860444), (52, 579145), (65, 463316), (70, 430222), (91, 330940), (130, 231658), (140, 215111), (182, 165470), (260, 115829), (364, 82735), (455, 66188), (910, 33094), (1820, 16547)]