28723520

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{12823}}^1$

素因数の和:12847

約数の個数: 56

約数和(自身を含む): 78175104

約数和(自身を除く): 49451584

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 12823, 25646, 51292, 64115, 89761, 102584, 128230, 179522, 205168, 256460, 359044, 410336, 448805, 512920, 718088, 820672, 897610, 1025840, 1436176, 1795220, 2051680, 2872352, 3590440, 4103360, 5744704, 7180880, 14361760, 28723520]

約数ペア:

[(1, 28723520), (2, 14361760), (4, 7180880), (5, 5744704), (7, 4103360), (8, 3590440), (10, 2872352), (14, 2051680), (16, 1795220), (20, 1436176), (28, 1025840), (32, 897610), (35, 820672), (40, 718088), (56, 512920), (64, 448805), (70, 410336), (80, 359044), (112, 256460), (140, 205168), (160, 179522), (224, 128230), (280, 102584), (320, 89761), (448, 64115), (560, 51292), (1120, 25646), (2240, 12823)]