17967971540

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{359}}^1\times {\mathrm{25799}}^1$

素因数の和:26264

約数の個数: 48

約数和(自身を含む): 38229408000

約数和(自身を除く): 20261436460

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 359, 388, 485, 718, 970, 1436, 1795, 1940, 3590, 7180, 25799, 34823, 51598, 69646, 103196, 128995, 139292, 174115, 257990, 348230, 515980, 696460, 2502503, 5005006, 9261841, 10010012, 12512515, 18523682, 25025030, 37047364, 46309205, 50050060, 92618410, 185236820, 898398577, 1796797154, 3593594308, 4491992885, 8983985770, 17967971540]

約数ペア:

[(1, 17967971540), (2, 8983985770), (4, 4491992885), (5, 3593594308), (10, 1796797154), (20, 898398577), (97, 185236820), (194, 92618410), (359, 50050060), (388, 46309205), (485, 37047364), (718, 25025030), (970, 18523682), (1436, 12512515), (1795, 10010012), (1940, 9261841), (3590, 5005006), (7180, 2502503), (25799, 696460), (34823, 515980), (51598, 348230), (69646, 257990), (103196, 174115), (128995, 139292)]