553658260

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{523}}^1\times {\mathrm{1291}}^1$

素因数の和:1864

約数の個数: 48

約数和(自身を含む): 1194242112

約数和(自身を除く): 640583852

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 523, 820, 1046, 1291, 2092, 2582, 2615, 5164, 5230, 6455, 10460, 12910, 21443, 25820, 42886, 52931, 85772, 105862, 107215, 211724, 214430, 264655, 428860, 529310, 675193, 1058620, 1350386, 2700772, 3375965, 6751930, 13503860, 27682913, 55365826, 110731652, 138414565, 276829130, 553658260]

約数ペア:

[(1, 553658260), (2, 276829130), (4, 138414565), (5, 110731652), (10, 55365826), (20, 27682913), (41, 13503860), (82, 6751930), (164, 3375965), (205, 2700772), (410, 1350386), (523, 1058620), (820, 675193), (1046, 529310), (1291, 428860), (2092, 264655), (2582, 214430), (2615, 211724), (5164, 107215), (5230, 105862), (6455, 85772), (10460, 52931), (12910, 42886), (21443, 25820)]