8670974780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1961759}}^1$

素因数の和:1961798

約数の個数: 48

約数和(自身を含む): 20763267840

約数和(自身を除く): 12092293060

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 1961759, 3923518, 7847036, 9808795, 19617590, 25502867, 33349903, 39235180, 51005734, 66699806, 102011468, 127514335, 133399612, 166749515, 255028670, 333499030, 433548739, 510057340, 666998060, 867097478, 1734194956, 2167743695, 4335487390, 8670974780]

約数ペア:

[(1, 8670974780), (2, 4335487390), (4, 2167743695), (5, 1734194956), (10, 867097478), (13, 666998060), (17, 510057340), (20, 433548739), (26, 333499030), (34, 255028670), (52, 166749515), (65, 133399612), (68, 127514335), (85, 102011468), (130, 66699806), (170, 51005734), (221, 39235180), (260, 33349903), (340, 25502867), (442, 19617590), (884, 9808795), (1105, 7847036), (2210, 3923518), (4420, 1961759)]