9959840

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5659}}^1$

素因数の和:5685

約数の個数: 48

約数和(自身を含む): 25673760

約数和(自身を除く): 15713920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 5659, 11318, 22636, 28295, 45272, 56590, 62249, 90544, 113180, 124498, 181088, 226360, 248996, 311245, 452720, 497992, 622490, 905440, 995984, 1244980, 1991968, 2489960, 4979920, 9959840]

約数ペア:

[(1, 9959840), (2, 4979920), (4, 2489960), (5, 1991968), (8, 1244980), (10, 995984), (11, 905440), (16, 622490), (20, 497992), (22, 452720), (32, 311245), (40, 248996), (44, 226360), (55, 181088), (80, 124498), (88, 113180), (110, 90544), (160, 62249), (176, 56590), (220, 45272), (352, 28295), (440, 22636), (880, 11318), (1760, 5659)]