940037488

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{509}}^1\times {\mathrm{683}}^1$

素因数の和:1226

約数の個数: 60

約数和(自身を含む): 1978969320

約数和(自身を除く): 1038931832

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 509, 676, 683, 1018, 1352, 1366, 2036, 2704, 2732, 4072, 5464, 6617, 8144, 8879, 10928, 13234, 17758, 26468, 35516, 52936, 71032, 86021, 105872, 115427, 142064, 172042, 230854, 344084, 347647, 461708, 688168, 695294, 923416, 1376336, 1390588, 1846832, 2781176, 4519411, 5562352, 9038822, 18077644, 36155288, 58752343, 72310576, 117504686, 235009372, 470018744, 940037488]

約数ペア:

[(1, 940037488), (2, 470018744), (4, 235009372), (8, 117504686), (13, 72310576), (16, 58752343), (26, 36155288), (52, 18077644), (104, 9038822), (169, 5562352), (208, 4519411), (338, 2781176), (509, 1846832), (676, 1390588), (683, 1376336), (1018, 923416), (1352, 695294), (1366, 688168), (2036, 461708), (2704, 347647), (2732, 344084), (4072, 230854), (5464, 172042), (6617, 142064), (8144, 115427), (8879, 105872), (10928, 86021), (13234, 71032), (17758, 52936), (26468, 35516)]