2577616

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:227

約数の個数: 40

約数和(自身を含む): 5381600

約数和(自身を除く): 2803984

約数列:

[1, 2, 4, 8, 16, 19, 38, 61, 76, 122, 139, 152, 244, 278, 304, 488, 556, 976, 1112, 1159, 2224, 2318, 2641, 4636, 5282, 8479, 9272, 10564, 16958, 18544, 21128, 33916, 42256, 67832, 135664, 161101, 322202, 644404, 1288808, 2577616]

約数ペア:

[(1, 2577616), (2, 1288808), (4, 644404), (8, 322202), (16, 161101), (19, 135664), (38, 67832), (61, 42256), (76, 33916), (122, 21128), (139, 18544), (152, 16958), (244, 10564), (278, 9272), (304, 8479), (488, 5282), (556, 4636), (976, 2641), (1112, 2318), (1159, 2224)]