172620980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53609}}^1$

素因数の和:53648

約数の個数: 48

約数和(自身を含む): 432311040

約数和(自身を除く): 259690060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 53609, 107218, 214436, 268045, 375263, 536090, 750526, 1072180, 1233007, 1501052, 1876315, 2466014, 3752630, 4932028, 6165035, 7505260, 8631049, 12330070, 17262098, 24660140, 34524196, 43155245, 86310490, 172620980]

約数ペア:

[(1, 172620980), (2, 86310490), (4, 43155245), (5, 34524196), (7, 24660140), (10, 17262098), (14, 12330070), (20, 8631049), (23, 7505260), (28, 6165035), (35, 4932028), (46, 3752630), (70, 2466014), (92, 1876315), (115, 1501052), (140, 1233007), (161, 1072180), (230, 750526), (322, 536090), (460, 375263), (644, 268045), (805, 214436), (1610, 107218), (3220, 53609)]