2029140280

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{642133}}^1$

素因数の和:642223

約数の個数: 32

約数和(自身を含む): 4623364800

約数和(自身を除く): 2594224520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 642133, 1284266, 2568532, 3210665, 5137064, 6421330, 12842660, 25685320, 50728507, 101457014, 202914028, 253642535, 405828056, 507285070, 1014570140, 2029140280]

約数ペア:

[(1, 2029140280), (2, 1014570140), (4, 507285070), (5, 405828056), (8, 253642535), (10, 202914028), (20, 101457014), (40, 50728507), (79, 25685320), (158, 12842660), (316, 6421330), (395, 5137064), (632, 3210665), (790, 2568532), (1580, 1284266), (3160, 642133)]