15440590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{359}}^1$

素因数の和:417

約数の個数: 64

約数和(自身を含む): 33592320

約数和(自身を除く): 18151730

約数列:

[1, 2, 5, 10, 11, 17, 22, 23, 34, 46, 55, 85, 110, 115, 170, 187, 230, 253, 359, 374, 391, 506, 718, 782, 935, 1265, 1795, 1870, 1955, 2530, 3590, 3910, 3949, 4301, 6103, 7898, 8257, 8602, 12206, 16514, 19745, 21505, 30515, 39490, 41285, 43010, 61030, 67133, 82570, 90827, 134266, 140369, 181654, 280738, 335665, 454135, 671330, 701845, 908270, 1403690, 1544059, 3088118, 7720295, 15440590]

約数ペア:

[(1, 15440590), (2, 7720295), (5, 3088118), (10, 1544059), (11, 1403690), (17, 908270), (22, 701845), (23, 671330), (34, 454135), (46, 335665), (55, 280738), (85, 181654), (110, 140369), (115, 134266), (170, 90827), (187, 82570), (230, 67133), (253, 61030), (359, 43010), (374, 41285), (391, 39490), (506, 30515), (718, 21505), (782, 19745), (935, 16514), (1265, 12206), (1795, 8602), (1870, 8257), (1955, 7898), (2530, 6103), (3590, 4301), (3910, 3949)]