19835280

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{3061}}^1$

素因数の和:3086

約数の個数: 100

約数和(自身を含む): 68913372

約数和(自身を除く): 49078092

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3061, 3240, 6122, 6480, 9183, 12244, 15305, 18366, 24488, 27549, 30610, 36732, 45915, 48976, 55098, 61220, 73464, 82647, 91830, 110196, 122440, 137745, 146928, 165294, 183660, 220392, 244880, 247941, 275490, 330588, 367320, 413235, 440784, 495882, 550980, 661176, 734640, 826470, 991764, 1101960, 1239705, 1322352, 1652940, 1983528, 2203920, 2479410, 3305880, 3967056, 4958820, 6611760, 9917640, 19835280]

約数ペア:

[(1, 19835280), (2, 9917640), (3, 6611760), (4, 4958820), (5, 3967056), (6, 3305880), (8, 2479410), (9, 2203920), (10, 1983528), (12, 1652940), (15, 1322352), (16, 1239705), (18, 1101960), (20, 991764), (24, 826470), (27, 734640), (30, 661176), (36, 550980), (40, 495882), (45, 440784), (48, 413235), (54, 367320), (60, 330588), (72, 275490), (80, 247941), (81, 244880), (90, 220392), (108, 183660), (120, 165294), (135, 146928), (144, 137745), (162, 122440), (180, 110196), (216, 91830), (240, 82647), (270, 73464), (324, 61220), (360, 55098), (405, 48976), (432, 45915), (540, 36732), (648, 30610), (720, 27549), (810, 24488), (1080, 18366), (1296, 15305), (1620, 12244), (2160, 9183), (3061, 6480), (3240, 6122)]