17648540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9697}}^1$

素因数の和:9726

約数の個数: 48

約数和(自身を含む): 45619392

約数和(自身を除く): 27970852

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 9697, 19394, 38788, 48485, 67879, 96970, 126061, 135758, 193940, 252122, 271516, 339395, 504244, 630305, 678790, 882427, 1260610, 1357580, 1764854, 2521220, 3529708, 4412135, 8824270, 17648540]

約数ペア:

[(1, 17648540), (2, 8824270), (4, 4412135), (5, 3529708), (7, 2521220), (10, 1764854), (13, 1357580), (14, 1260610), (20, 882427), (26, 678790), (28, 630305), (35, 504244), (52, 339395), (65, 271516), (70, 252122), (91, 193940), (130, 135758), (140, 126061), (182, 96970), (260, 67879), (364, 48485), (455, 38788), (910, 19394), (1820, 9697)]