16843960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1399}}^1$

素因数の和:1460

約数の個数: 64

約数和(自身を含む): 44352000

約数和(自身を除く): 27508040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 86, 140, 172, 215, 280, 301, 344, 430, 602, 860, 1204, 1399, 1505, 1720, 2408, 2798, 3010, 5596, 6020, 6995, 9793, 11192, 12040, 13990, 19586, 27980, 39172, 48965, 55960, 60157, 78344, 97930, 120314, 195860, 240628, 300785, 391720, 421099, 481256, 601570, 842198, 1203140, 1684396, 2105495, 2406280, 3368792, 4210990, 8421980, 16843960]

約数ペア:

[(1, 16843960), (2, 8421980), (4, 4210990), (5, 3368792), (7, 2406280), (8, 2105495), (10, 1684396), (14, 1203140), (20, 842198), (28, 601570), (35, 481256), (40, 421099), (43, 391720), (56, 300785), (70, 240628), (86, 195860), (140, 120314), (172, 97930), (215, 78344), (280, 60157), (301, 55960), (344, 48965), (430, 39172), (602, 27980), (860, 19586), (1204, 13990), (1399, 12040), (1505, 11192), (1720, 9793), (2408, 6995), (2798, 6020), (3010, 5596)]