1570871960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{11243}}^1$

素因数の和:11760

約数の個数: 64

約数和(自身を含む): 4047840000

約数和(自身を除く): 2476968040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 499, 998, 1996, 2495, 3493, 3992, 4990, 6986, 9980, 11243, 13972, 17465, 19960, 22486, 27944, 34930, 44972, 56215, 69860, 78701, 89944, 112430, 139720, 157402, 224860, 314804, 393505, 449720, 629608, 787010, 1574020, 3148040, 5610257, 11220514, 22441028, 28051285, 39271799, 44882056, 56102570, 78543598, 112205140, 157087196, 196358995, 224410280, 314174392, 392717990, 785435980, 1570871960]

約数ペア:

[(1, 1570871960), (2, 785435980), (4, 392717990), (5, 314174392), (7, 224410280), (8, 196358995), (10, 157087196), (14, 112205140), (20, 78543598), (28, 56102570), (35, 44882056), (40, 39271799), (56, 28051285), (70, 22441028), (140, 11220514), (280, 5610257), (499, 3148040), (998, 1574020), (1996, 787010), (2495, 629608), (3493, 449720), (3992, 393505), (4990, 314804), (6986, 224860), (9980, 157402), (11243, 139720), (13972, 112430), (17465, 89944), (19960, 78701), (22486, 69860), (27944, 56215), (34930, 44972)]