38902760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{947}}^1$

素因数の和:1050

約数の個数: 64

約数和(自身を含む): 95558400

約数和(自身を除く): 56655640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 79, 104, 130, 158, 260, 316, 395, 520, 632, 790, 947, 1027, 1580, 1894, 2054, 3160, 3788, 4108, 4735, 5135, 7576, 8216, 9470, 10270, 12311, 18940, 20540, 24622, 37880, 41080, 49244, 61555, 74813, 98488, 123110, 149626, 246220, 299252, 374065, 492440, 598504, 748130, 972569, 1496260, 1945138, 2992520, 3890276, 4862845, 7780552, 9725690, 19451380, 38902760]

約数ペア:

[(1, 38902760), (2, 19451380), (4, 9725690), (5, 7780552), (8, 4862845), (10, 3890276), (13, 2992520), (20, 1945138), (26, 1496260), (40, 972569), (52, 748130), (65, 598504), (79, 492440), (104, 374065), (130, 299252), (158, 246220), (260, 149626), (316, 123110), (395, 98488), (520, 74813), (632, 61555), (790, 49244), (947, 41080), (1027, 37880), (1580, 24622), (1894, 20540), (2054, 18940), (3160, 12311), (3788, 10270), (4108, 9470), (4735, 8216), (5135, 7576)]