39613840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{557}}^1$

素因数の和:704

約数の個数: 80

約数和(自身を含む): 106278912

約数和(自身を除く): 66665072

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 127, 140, 254, 280, 508, 557, 560, 635, 889, 1016, 1114, 1270, 1778, 2032, 2228, 2540, 2785, 3556, 3899, 4445, 4456, 5080, 5570, 7112, 7798, 8890, 8912, 10160, 11140, 14224, 15596, 17780, 19495, 22280, 31192, 35560, 38990, 44560, 62384, 70739, 71120, 77980, 141478, 155960, 282956, 311920, 353695, 495173, 565912, 707390, 990346, 1131824, 1414780, 1980692, 2475865, 2829560, 3961384, 4951730, 5659120, 7922768, 9903460, 19806920, 39613840]

約数ペア:

[(1, 39613840), (2, 19806920), (4, 9903460), (5, 7922768), (7, 5659120), (8, 4951730), (10, 3961384), (14, 2829560), (16, 2475865), (20, 1980692), (28, 1414780), (35, 1131824), (40, 990346), (56, 707390), (70, 565912), (80, 495173), (112, 353695), (127, 311920), (140, 282956), (254, 155960), (280, 141478), (508, 77980), (557, 71120), (560, 70739), (635, 62384), (889, 44560), (1016, 38990), (1114, 35560), (1270, 31192), (1778, 22280), (2032, 19495), (2228, 17780), (2540, 15596), (2785, 14224), (3556, 11140), (3899, 10160), (4445, 8912), (4456, 8890), (5080, 7798), (5570, 7112)]