20255670

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1471}}^1$

素因数の和:1507

約数の個数: 80

約数和(自身を含む): 57708288

約数和(自身を除く): 37452618

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 51, 54, 81, 85, 90, 102, 135, 153, 162, 170, 255, 270, 306, 405, 459, 510, 765, 810, 918, 1377, 1471, 1530, 2295, 2754, 2942, 4413, 4590, 6885, 7355, 8826, 13239, 13770, 14710, 22065, 25007, 26478, 39717, 44130, 50014, 66195, 75021, 79434, 119151, 125035, 132390, 150042, 198585, 225063, 238302, 250070, 375105, 397170, 450126, 595755, 675189, 750210, 1125315, 1191510, 1350378, 2025567, 2250630, 3375945, 4051134, 6751890, 10127835, 20255670]

約数ペア:

[(1, 20255670), (2, 10127835), (3, 6751890), (5, 4051134), (6, 3375945), (9, 2250630), (10, 2025567), (15, 1350378), (17, 1191510), (18, 1125315), (27, 750210), (30, 675189), (34, 595755), (45, 450126), (51, 397170), (54, 375105), (81, 250070), (85, 238302), (90, 225063), (102, 198585), (135, 150042), (153, 132390), (162, 125035), (170, 119151), (255, 79434), (270, 75021), (306, 66195), (405, 50014), (459, 44130), (510, 39717), (765, 26478), (810, 25007), (918, 22065), (1377, 14710), (1471, 13770), (1530, 13239), (2295, 8826), (2754, 7355), (2942, 6885), (4413, 4590)]