20858400

素因数分解:

$2^5\times 3^2\times 5^2\times {\mathrm{2897}}^1$

素因数の和:2923

約数の個数: 108

約数和(自身を含む): 73577322

約数和(自身を除く): 52718922

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 96, 100, 120, 144, 150, 160, 180, 200, 225, 240, 288, 300, 360, 400, 450, 480, 600, 720, 800, 900, 1200, 1440, 1800, 2400, 2897, 3600, 5794, 7200, 8691, 11588, 14485, 17382, 23176, 26073, 28970, 34764, 43455, 46352, 52146, 57940, 69528, 72425, 86910, 92704, 104292, 115880, 130365, 139056, 144850, 173820, 208584, 217275, 231760, 260730, 278112, 289700, 347640, 417168, 434550, 463520, 521460, 579400, 651825, 695280, 834336, 869100, 1042920, 1158800, 1303650, 1390560, 1738200, 2085840, 2317600, 2607300, 3476400, 4171680, 5214600, 6952800, 10429200, 20858400]

約数ペア:

[(1, 20858400), (2, 10429200), (3, 6952800), (4, 5214600), (5, 4171680), (6, 3476400), (8, 2607300), (9, 2317600), (10, 2085840), (12, 1738200), (15, 1390560), (16, 1303650), (18, 1158800), (20, 1042920), (24, 869100), (25, 834336), (30, 695280), (32, 651825), (36, 579400), (40, 521460), (45, 463520), (48, 434550), (50, 417168), (60, 347640), (72, 289700), (75, 278112), (80, 260730), (90, 231760), (96, 217275), (100, 208584), (120, 173820), (144, 144850), (150, 139056), (160, 130365), (180, 115880), (200, 104292), (225, 92704), (240, 86910), (288, 72425), (300, 69528), (360, 57940), (400, 52146), (450, 46352), (480, 43455), (600, 34764), (720, 28970), (800, 26073), (900, 23176), (1200, 17382), (1440, 14485), (1800, 11588), (2400, 8691), (2897, 7200), (3600, 5794)]