9780290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3271}}^1$

素因数の和:3314

約数の個数: 32

約数和(自身を含む): 19789056

約数和(自身を除く): 10008766

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 3271, 6542, 16355, 32710, 42523, 75233, 85046, 150466, 212615, 376165, 425230, 752330, 978029, 1956058, 4890145, 9780290]

約数ペア:

[(1, 9780290), (2, 4890145), (5, 1956058), (10, 978029), (13, 752330), (23, 425230), (26, 376165), (46, 212615), (65, 150466), (115, 85046), (130, 75233), (230, 42523), (299, 32710), (598, 16355), (1495, 6542), (2990, 3271)]