39065840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{431}}^1$

素因数の和:558

約数の個数: 80

約数和(自身を含む): 100279296

約数和(自身を除く): 61213456

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 103, 110, 176, 206, 220, 412, 431, 440, 515, 824, 862, 880, 1030, 1133, 1648, 1724, 2060, 2155, 2266, 3448, 4120, 4310, 4532, 4741, 5665, 6896, 8240, 8620, 9064, 9482, 11330, 17240, 18128, 18964, 22660, 23705, 34480, 37928, 44393, 45320, 47410, 75856, 88786, 90640, 94820, 177572, 189640, 221965, 355144, 379280, 443930, 488323, 710288, 887860, 976646, 1775720, 1953292, 2441615, 3551440, 3906584, 4883230, 7813168, 9766460, 19532920, 39065840]

約数ペア:

[(1, 39065840), (2, 19532920), (4, 9766460), (5, 7813168), (8, 4883230), (10, 3906584), (11, 3551440), (16, 2441615), (20, 1953292), (22, 1775720), (40, 976646), (44, 887860), (55, 710288), (80, 488323), (88, 443930), (103, 379280), (110, 355144), (176, 221965), (206, 189640), (220, 177572), (412, 94820), (431, 90640), (440, 88786), (515, 75856), (824, 47410), (862, 45320), (880, 44393), (1030, 37928), (1133, 34480), (1648, 23705), (1724, 22660), (2060, 18964), (2155, 18128), (2266, 17240), (3448, 11330), (4120, 9482), (4310, 9064), (4532, 8620), (4741, 8240), (5665, 6896)]