20534310

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{251}}^1$

素因数の和:371

約数の個数: 80

約数和(自身を含む): 55983312

約数和(自身を除く): 35449002

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 101, 135, 162, 202, 251, 270, 303, 405, 502, 505, 606, 753, 810, 909, 1010, 1255, 1506, 1515, 1818, 2259, 2510, 2727, 3030, 3765, 4518, 4545, 5454, 6777, 7530, 8181, 9090, 11295, 13554, 13635, 16362, 20331, 22590, 25351, 27270, 33885, 40662, 40905, 50702, 67770, 76053, 81810, 101655, 126755, 152106, 203310, 228159, 253510, 380265, 456318, 684477, 760530, 1140795, 1368954, 2053431, 2281590, 3422385, 4106862, 6844770, 10267155, 20534310]

約数ペア:

[(1, 20534310), (2, 10267155), (3, 6844770), (5, 4106862), (6, 3422385), (9, 2281590), (10, 2053431), (15, 1368954), (18, 1140795), (27, 760530), (30, 684477), (45, 456318), (54, 380265), (81, 253510), (90, 228159), (101, 203310), (135, 152106), (162, 126755), (202, 101655), (251, 81810), (270, 76053), (303, 67770), (405, 50702), (502, 40905), (505, 40662), (606, 33885), (753, 27270), (810, 25351), (909, 22590), (1010, 20331), (1255, 16362), (1506, 13635), (1515, 13554), (1818, 11295), (2259, 9090), (2510, 8181), (2727, 7530), (3030, 6777), (3765, 5454), (4518, 4545)]