265266220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{787}}^1\times {\mathrm{887}}^1$

素因数の和:1702

約数の個数: 48

約数和(自身を含む): 587784960

約数和(自身を除く): 322518740

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 787, 887, 1574, 1774, 3148, 3548, 3935, 4435, 7870, 8870, 14953, 15740, 16853, 17740, 29906, 33706, 59812, 67412, 74765, 84265, 149530, 168530, 299060, 337060, 698069, 1396138, 2792276, 3490345, 6980690, 13263311, 13961380, 26526622, 53053244, 66316555, 132633110, 265266220]

約数ペア:

[(1, 265266220), (2, 132633110), (4, 66316555), (5, 53053244), (10, 26526622), (19, 13961380), (20, 13263311), (38, 6980690), (76, 3490345), (95, 2792276), (190, 1396138), (380, 698069), (787, 337060), (887, 299060), (1574, 168530), (1774, 149530), (3148, 84265), (3548, 74765), (3935, 67412), (4435, 59812), (7870, 33706), (8870, 29906), (14953, 17740), (15740, 16853)]