269464840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{18661}}^1$

素因数の和:18710

約数の個数: 48

約数和(自身を含む): 639919980

約数和(自身を除く): 370455140

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 361, 380, 722, 760, 1444, 1805, 2888, 3610, 7220, 14440, 18661, 37322, 74644, 93305, 149288, 186610, 354559, 373220, 709118, 746440, 1418236, 1772795, 2836472, 3545590, 6736621, 7091180, 13473242, 14182360, 26946484, 33683105, 53892968, 67366210, 134732420, 269464840]

約数ペア:

[(1, 269464840), (2, 134732420), (4, 67366210), (5, 53892968), (8, 33683105), (10, 26946484), (19, 14182360), (20, 13473242), (38, 7091180), (40, 6736621), (76, 3545590), (95, 2836472), (152, 1772795), (190, 1418236), (361, 746440), (380, 709118), (722, 373220), (760, 354559), (1444, 186610), (1805, 149288), (2888, 93305), (3610, 74644), (7220, 37322), (14440, 18661)]