20560500

素因数分解:

$2^2\times 3^3\times 5^3\times {\mathrm{1523}}^1$

素因数の和:1551

約数の個数: 96

約数和(自身を含む): 66568320

約数和(自身を除く): 46007820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 125, 135, 150, 180, 225, 250, 270, 300, 375, 450, 500, 540, 675, 750, 900, 1125, 1350, 1500, 1523, 2250, 2700, 3046, 3375, 4500, 4569, 6092, 6750, 7615, 9138, 13500, 13707, 15230, 18276, 22845, 27414, 30460, 38075, 41121, 45690, 54828, 68535, 76150, 82242, 91380, 114225, 137070, 152300, 164484, 190375, 205605, 228450, 274140, 342675, 380750, 411210, 456900, 571125, 685350, 761500, 822420, 1028025, 1142250, 1370700, 1713375, 2056050, 2284500, 3426750, 4112100, 5140125, 6853500, 10280250, 20560500]

約数ペア:

[(1, 20560500), (2, 10280250), (3, 6853500), (4, 5140125), (5, 4112100), (6, 3426750), (9, 2284500), (10, 2056050), (12, 1713375), (15, 1370700), (18, 1142250), (20, 1028025), (25, 822420), (27, 761500), (30, 685350), (36, 571125), (45, 456900), (50, 411210), (54, 380750), (60, 342675), (75, 274140), (90, 228450), (100, 205605), (108, 190375), (125, 164484), (135, 152300), (150, 137070), (180, 114225), (225, 91380), (250, 82242), (270, 76150), (300, 68535), (375, 54828), (450, 45690), (500, 41121), (540, 38075), (675, 30460), (750, 27414), (900, 22845), (1125, 18276), (1350, 15230), (1500, 13707), (1523, 13500), (2250, 9138), (2700, 7615), (3046, 6750), (3375, 6092), (4500, 4569)]