13005440

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{2903}}^1$

素因数の和:2929

約数の個数: 64

約数和(自身を含む): 35544960

約数和(自身を除く): 22539520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 2903, 4480, 5806, 11612, 14515, 20321, 23224, 29030, 40642, 46448, 58060, 81284, 92896, 101605, 116120, 162568, 185792, 203210, 232240, 325136, 371584, 406420, 464480, 650272, 812840, 928960, 1300544, 1625680, 1857920, 2601088, 3251360, 6502720, 13005440]

約数ペア:

[(1, 13005440), (2, 6502720), (4, 3251360), (5, 2601088), (7, 1857920), (8, 1625680), (10, 1300544), (14, 928960), (16, 812840), (20, 650272), (28, 464480), (32, 406420), (35, 371584), (40, 325136), (56, 232240), (64, 203210), (70, 185792), (80, 162568), (112, 116120), (128, 101605), (140, 92896), (160, 81284), (224, 58060), (280, 46448), (320, 40642), (448, 29030), (560, 23224), (640, 20321), (896, 14515), (1120, 11612), (2240, 5806), (2903, 4480)]