18271000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^2\times {\mathrm{151}}^1$

素因数の和:194

約数の個数: 96

約数和(自身を含む): 47305440

約数和(自身を除く): 29034440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 121, 125, 151, 200, 220, 242, 250, 275, 302, 440, 484, 500, 550, 604, 605, 755, 968, 1000, 1100, 1208, 1210, 1375, 1510, 1661, 2200, 2420, 2750, 3020, 3025, 3322, 3775, 4840, 5500, 6040, 6050, 6644, 7550, 8305, 11000, 12100, 13288, 15100, 15125, 16610, 18271, 18875, 24200, 30200, 30250, 33220, 36542, 37750, 41525, 60500, 66440, 73084, 75500, 83050, 91355, 121000, 146168, 151000, 166100, 182710, 207625, 332200, 365420, 415250, 456775, 730840, 830500, 913550, 1661000, 1827100, 2283875, 3654200, 4567750, 9135500, 18271000]

約数ペア:

[(1, 18271000), (2, 9135500), (4, 4567750), (5, 3654200), (8, 2283875), (10, 1827100), (11, 1661000), (20, 913550), (22, 830500), (25, 730840), (40, 456775), (44, 415250), (50, 365420), (55, 332200), (88, 207625), (100, 182710), (110, 166100), (121, 151000), (125, 146168), (151, 121000), (200, 91355), (220, 83050), (242, 75500), (250, 73084), (275, 66440), (302, 60500), (440, 41525), (484, 37750), (500, 36542), (550, 33220), (604, 30250), (605, 30200), (755, 24200), (968, 18875), (1000, 18271), (1100, 16610), (1208, 15125), (1210, 15100), (1375, 13288), (1510, 12100), (1661, 11000), (2200, 8305), (2420, 7550), (2750, 6644), (3020, 6050), (3025, 6040), (3322, 5500), (3775, 4840)]