28761760

素因数分解:

$2^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{2683}}^1$

素因数の和:2765

約数の個数: 48

約数和(自身を含む): 68989536

約数和(自身を除く): 40227776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 67, 80, 134, 160, 268, 335, 536, 670, 1072, 1340, 2144, 2680, 2683, 5360, 5366, 10720, 10732, 13415, 21464, 26830, 42928, 53660, 85856, 107320, 179761, 214640, 359522, 429280, 719044, 898805, 1438088, 1797610, 2876176, 3595220, 5752352, 7190440, 14380880, 28761760]

約数ペア:

[(1, 28761760), (2, 14380880), (4, 7190440), (5, 5752352), (8, 3595220), (10, 2876176), (16, 1797610), (20, 1438088), (32, 898805), (40, 719044), (67, 429280), (80, 359522), (134, 214640), (160, 179761), (268, 107320), (335, 85856), (536, 53660), (670, 42928), (1072, 26830), (1340, 21464), (2144, 13415), (2680, 10732), (2683, 10720), (5360, 5366)]