22263440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1$

素因数の和:280

約数の個数: 80

約数和(自身を含む): 55413120

約数和(自身を除く): 33149680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 97, 151, 152, 190, 194, 302, 304, 380, 388, 485, 604, 755, 760, 776, 970, 1208, 1510, 1520, 1552, 1843, 1940, 2416, 2869, 3020, 3686, 3880, 5738, 6040, 7372, 7760, 9215, 11476, 12080, 14345, 14647, 14744, 18430, 22952, 28690, 29294, 29488, 36860, 45904, 57380, 58588, 73235, 73720, 114760, 117176, 146470, 147440, 229520, 234352, 278293, 292940, 556586, 585880, 1113172, 1171760, 1391465, 2226344, 2782930, 4452688, 5565860, 11131720, 22263440]

約数ペア:

[(1, 22263440), (2, 11131720), (4, 5565860), (5, 4452688), (8, 2782930), (10, 2226344), (16, 1391465), (19, 1171760), (20, 1113172), (38, 585880), (40, 556586), (76, 292940), (80, 278293), (95, 234352), (97, 229520), (151, 147440), (152, 146470), (190, 117176), (194, 114760), (302, 73720), (304, 73235), (380, 58588), (388, 57380), (485, 45904), (604, 36860), (755, 29488), (760, 29294), (776, 28690), (970, 22952), (1208, 18430), (1510, 14744), (1520, 14647), (1552, 14345), (1843, 12080), (1940, 11476), (2416, 9215), (2869, 7760), (3020, 7372), (3686, 6040), (3880, 5738)]