19570590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1$

素因数の和:458

約数の個数: 96

約数和(自身を含む): 56216160

約数和(自身を除く): 36645570

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 43, 45, 65, 78, 86, 90, 117, 129, 130, 195, 215, 234, 258, 387, 389, 390, 430, 559, 585, 645, 774, 778, 1118, 1167, 1170, 1290, 1677, 1935, 1945, 2334, 2795, 3354, 3501, 3870, 3890, 5031, 5057, 5590, 5835, 7002, 8385, 10062, 10114, 11670, 15171, 16727, 16770, 17505, 25155, 25285, 30342, 33454, 35010, 45513, 50181, 50310, 50570, 75855, 83635, 91026, 100362, 150543, 151710, 167270, 217451, 227565, 250905, 301086, 434902, 455130, 501810, 652353, 752715, 1087255, 1304706, 1505430, 1957059, 2174510, 3261765, 3914118, 6523530, 9785295, 19570590]

約数ペア:

[(1, 19570590), (2, 9785295), (3, 6523530), (5, 3914118), (6, 3261765), (9, 2174510), (10, 1957059), (13, 1505430), (15, 1304706), (18, 1087255), (26, 752715), (30, 652353), (39, 501810), (43, 455130), (45, 434902), (65, 301086), (78, 250905), (86, 227565), (90, 217451), (117, 167270), (129, 151710), (130, 150543), (195, 100362), (215, 91026), (234, 83635), (258, 75855), (387, 50570), (389, 50310), (390, 50181), (430, 45513), (559, 35010), (585, 33454), (645, 30342), (774, 25285), (778, 25155), (1118, 17505), (1167, 16770), (1170, 16727), (1290, 15171), (1677, 11670), (1935, 10114), (1945, 10062), (2334, 8385), (2795, 7002), (3354, 5835), (3501, 5590), (3870, 5057), (3890, 5031)]