247483220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{2731}}^1$

素因数の和:2960

約数の個数: 48

約数和(自身を含む): 545263488

約数和(自身を除く): 297780268

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 197, 230, 394, 460, 788, 985, 1970, 2731, 3940, 4531, 5462, 9062, 10924, 13655, 18124, 22655, 27310, 45310, 54620, 62813, 90620, 125626, 251252, 314065, 538007, 628130, 1076014, 1256260, 2152028, 2690035, 5380070, 10760140, 12374161, 24748322, 49496644, 61870805, 123741610, 247483220]

約数ペア:

[(1, 247483220), (2, 123741610), (4, 61870805), (5, 49496644), (10, 24748322), (20, 12374161), (23, 10760140), (46, 5380070), (92, 2690035), (115, 2152028), (197, 1256260), (230, 1076014), (394, 628130), (460, 538007), (788, 314065), (985, 251252), (1970, 125626), (2731, 90620), (3940, 62813), (4531, 54620), (5462, 45310), (9062, 27310), (10924, 22655), (13655, 18124)]