17739260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{11519}}^1$

素因数の和:11546

約数の個数: 48

約数和(自身を含む): 46448640

約数和(自身を除く): 28709380

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 11519, 23038, 46076, 57595, 80633, 115190, 126709, 161266, 230380, 253418, 322532, 403165, 506836, 633545, 806330, 886963, 1267090, 1612660, 1773926, 2534180, 3547852, 4434815, 8869630, 17739260]

約数ペア:

[(1, 17739260), (2, 8869630), (4, 4434815), (5, 3547852), (7, 2534180), (10, 1773926), (11, 1612660), (14, 1267090), (20, 886963), (22, 806330), (28, 633545), (35, 506836), (44, 403165), (55, 322532), (70, 253418), (77, 230380), (110, 161266), (140, 126709), (154, 115190), (220, 80633), (308, 57595), (385, 46076), (770, 23038), (1540, 11519)]