38957440

素因数分解:

$2^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2099}}^1$

素因数の和:2147

約数の個数: 64

約数和(自身を含む): 96390000

約数和(自身を除く): 57432560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 290, 320, 464, 580, 640, 928, 1160, 1856, 2099, 2320, 3712, 4198, 4640, 8396, 9280, 10495, 16792, 18560, 20990, 33584, 41980, 60871, 67168, 83960, 121742, 134336, 167920, 243484, 268672, 304355, 335840, 486968, 608710, 671680, 973936, 1217420, 1343360, 1947872, 2434840, 3895744, 4869680, 7791488, 9739360, 19478720, 38957440]

約数ペア:

[(1, 38957440), (2, 19478720), (4, 9739360), (5, 7791488), (8, 4869680), (10, 3895744), (16, 2434840), (20, 1947872), (29, 1343360), (32, 1217420), (40, 973936), (58, 671680), (64, 608710), (80, 486968), (116, 335840), (128, 304355), (145, 268672), (160, 243484), (232, 167920), (290, 134336), (320, 121742), (464, 83960), (580, 67168), (640, 60871), (928, 41980), (1160, 33584), (1856, 20990), (2099, 18560), (2320, 16792), (3712, 10495), (4198, 9280), (4640, 8396)]