38923640

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{2837}}^1$

素因数の和:2869

約数の個数: 64

約数和(自身を含む): 102168000

約数和(自身を除く): 63244360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 2837, 3430, 5674, 6860, 11348, 13720, 14185, 19859, 22696, 28370, 39718, 56740, 79436, 99295, 113480, 139013, 158872, 198590, 278026, 397180, 556052, 695065, 794360, 973091, 1112104, 1390130, 1946182, 2780260, 3892364, 4865455, 5560520, 7784728, 9730910, 19461820, 38923640]

約数ペア:

[(1, 38923640), (2, 19461820), (4, 9730910), (5, 7784728), (7, 5560520), (8, 4865455), (10, 3892364), (14, 2780260), (20, 1946182), (28, 1390130), (35, 1112104), (40, 973091), (49, 794360), (56, 695065), (70, 556052), (98, 397180), (140, 278026), (196, 198590), (245, 158872), (280, 139013), (343, 113480), (392, 99295), (490, 79436), (686, 56740), (980, 39718), (1372, 28370), (1715, 22696), (1960, 19859), (2744, 14185), (2837, 13720), (3430, 11348), (5674, 6860)]