1220858752

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{221813}}^1$

素因数の和:221870

約数の個数: 32

約数和(自身を含む): 2488753080

約数和(自身を除く): 1267894328

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 344, 688, 1376, 2752, 5504, 221813, 443626, 887252, 1774504, 3549008, 7098016, 9537959, 14196032, 19075918, 28392064, 38151836, 76303672, 152607344, 305214688, 610429376, 1220858752]

約数ペア:

[(1, 1220858752), (2, 610429376), (4, 305214688), (8, 152607344), (16, 76303672), (32, 38151836), (43, 28392064), (64, 19075918), (86, 14196032), (128, 9537959), (172, 7098016), (344, 3549008), (688, 1774504), (1376, 887252), (2752, 443626), (5504, 221813)]