11905120

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2011}}^1$

素因数の和:2063

約数の個数: 48

約数和(自身を含む): 28900368

約数和(自身を除く): 16995248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1184, 1480, 2011, 2960, 4022, 5920, 8044, 10055, 16088, 20110, 32176, 40220, 64352, 74407, 80440, 148814, 160880, 297628, 321760, 372035, 595256, 744070, 1190512, 1488140, 2381024, 2976280, 5952560, 11905120]

約数ペア:

[(1, 11905120), (2, 5952560), (4, 2976280), (5, 2381024), (8, 1488140), (10, 1190512), (16, 744070), (20, 595256), (32, 372035), (37, 321760), (40, 297628), (74, 160880), (80, 148814), (148, 80440), (160, 74407), (185, 64352), (296, 40220), (370, 32176), (592, 20110), (740, 16088), (1184, 10055), (1480, 8044), (2011, 5920), (2960, 4022)]