1208897420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{32797}}^1$

素因数の和:32922

約数の個数: 48

約数和(自身を含む): 2699931360

約数和(自身を除く): 1491033940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 97, 190, 194, 380, 388, 485, 970, 1843, 1940, 3686, 7372, 9215, 18430, 32797, 36860, 65594, 131188, 163985, 327970, 623143, 655940, 1246286, 2492572, 3115715, 3181309, 6231430, 6362618, 12462860, 12725236, 15906545, 31813090, 60444871, 63626180, 120889742, 241779484, 302224355, 604448710, 1208897420]

約数ペア:

[(1, 1208897420), (2, 604448710), (4, 302224355), (5, 241779484), (10, 120889742), (19, 63626180), (20, 60444871), (38, 31813090), (76, 15906545), (95, 12725236), (97, 12462860), (190, 6362618), (194, 6231430), (380, 3181309), (388, 3115715), (485, 2492572), (970, 1246286), (1843, 655940), (1940, 623143), (3686, 327970), (7372, 163985), (9215, 131188), (18430, 65594), (32797, 36860)]