17812340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9787}}^1$

素因数の和:9816

約数の個数: 48

約数和(自身を含む): 46042752

約数和(自身を除く): 28230412

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, 9787, 19574, 39148, 48935, 68509, 97870, 127231, 137018, 195740, 254462, 274036, 342545, 508924, 636155, 685090, 890617, 1272310, 1370180, 1781234, 2544620, 3562468, 4453085, 8906170, 17812340]

約数ペア:

[(1, 17812340), (2, 8906170), (4, 4453085), (5, 3562468), (7, 2544620), (10, 1781234), (13, 1370180), (14, 1272310), (20, 890617), (26, 685090), (28, 636155), (35, 508924), (52, 342545), (65, 274036), (70, 254462), (91, 195740), (130, 137018), (140, 127231), (182, 97870), (260, 68509), (364, 48935), (455, 39148), (910, 19574), (1820, 9787)]