27898780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{15329}}^1$

素因数の和:15358

約数の個数: 48

約数和(自身を含む): 72112320

約数和(自身を除く): 44213540

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, 15329, 30658, 61316, 76645, 107303, 153290, 199277, 214606, 306580, 398554, 429212, 536515, 797108, 996385, 1073030, 1394939, 1992770, 2146060, 2789878, 3985540, 5579756, 6974695, 13949390, 27898780]

約数ペア:

[(1, 27898780), (2, 13949390), (4, 6974695), (5, 5579756), (7, 3985540), (10, 2789878), (13, 2146060), (14, 1992770), (20, 1394939), (26, 1073030), (28, 996385), (35, 797108), (52, 536515), (65, 429212), (70, 398554), (91, 306580), (130, 214606), (140, 199277), (182, 153290), (260, 107303), (364, 76645), (455, 61316), (910, 30658), (1820, 15329)]