1996937840

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{196549}}^1$

素因数の和:196689

約数の個数: 40

約数和(自身を含む): 4679462400

約数和(自身を除く): 2682524560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 10160, 196549, 393098, 786196, 982745, 1572392, 1965490, 3144784, 3930980, 7861960, 15723920, 24961723, 49923446, 99846892, 124808615, 199693784, 249617230, 399387568, 499234460, 998468920, 1996937840]

約数ペア:

[(1, 1996937840), (2, 998468920), (4, 499234460), (5, 399387568), (8, 249617230), (10, 199693784), (16, 124808615), (20, 99846892), (40, 49923446), (80, 24961723), (127, 15723920), (254, 7861960), (508, 3930980), (635, 3144784), (1016, 1965490), (1270, 1572392), (2032, 982745), (2540, 786196), (5080, 393098), (10160, 196549)]