20060865

素因数分解:

$3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:129

約数の個数: 96

約数和(自身を含む): 41932800

約数和(自身を除く): 21871935

約数列:

[1, 3, 5, 9, 11, 15, 19, 27, 33, 45, 55, 57, 79, 81, 95, 99, 135, 165, 171, 209, 237, 243, 285, 297, 395, 405, 495, 513, 627, 711, 855, 869, 891, 1045, 1185, 1215, 1485, 1501, 1539, 1881, 2133, 2565, 2607, 2673, 3135, 3555, 4345, 4455, 4503, 4617, 5643, 6399, 7505, 7695, 7821, 9405, 10665, 13035, 13365, 13509, 16511, 16929, 19197, 22515, 23085, 23463, 28215, 31995, 39105, 40527, 49533, 50787, 67545, 70389, 82555, 84645, 95985, 117315, 121581, 148599, 202635, 211167, 247665, 253935, 351945, 364743, 445797, 607905, 742995, 1055835, 1337391, 1823715, 2228985, 4012173, 6686955, 20060865]

約数ペア:

[(1, 20060865), (3, 6686955), (5, 4012173), (9, 2228985), (11, 1823715), (15, 1337391), (19, 1055835), (27, 742995), (33, 607905), (45, 445797), (55, 364743), (57, 351945), (79, 253935), (81, 247665), (95, 211167), (99, 202635), (135, 148599), (165, 121581), (171, 117315), (209, 95985), (237, 84645), (243, 82555), (285, 70389), (297, 67545), (395, 50787), (405, 49533), (495, 40527), (513, 39105), (627, 31995), (711, 28215), (855, 23463), (869, 23085), (891, 22515), (1045, 19197), (1185, 16929), (1215, 16511), (1485, 13509), (1501, 13365), (1539, 13035), (1881, 10665), (2133, 9405), (2565, 7821), (2607, 7695), (2673, 7505), (3135, 6399), (3555, 5643), (4345, 4617), (4455, 4503)]