420020744

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{9923}}^1$

素因数の和:9990

約数の個数: 64

約数和(自身を含む): 950322240

約数和(自身を除く): 530301496

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 37, 44, 52, 74, 88, 104, 143, 148, 286, 296, 407, 481, 572, 814, 962, 1144, 1628, 1924, 3256, 3848, 5291, 9923, 10582, 19846, 21164, 39692, 42328, 79384, 109153, 128999, 218306, 257998, 367151, 436612, 515996, 734302, 873224, 1031992, 1418989, 1468604, 2837978, 2937208, 4038661, 4772963, 5675956, 8077322, 9545926, 11351912, 16154644, 19091852, 32309288, 38183704, 52502593, 105005186, 210010372, 420020744]

約数ペア:

[(1, 420020744), (2, 210010372), (4, 105005186), (8, 52502593), (11, 38183704), (13, 32309288), (22, 19091852), (26, 16154644), (37, 11351912), (44, 9545926), (52, 8077322), (74, 5675956), (88, 4772963), (104, 4038661), (143, 2937208), (148, 2837978), (286, 1468604), (296, 1418989), (407, 1031992), (481, 873224), (572, 734302), (814, 515996), (962, 436612), (1144, 367151), (1628, 257998), (1924, 218306), (3256, 128999), (3848, 109153), (5291, 79384), (9923, 42328), (10582, 39692), (19846, 21164)]