20512474470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5300381}}^1$

素因数の和:5300437

約数の個数: 48

約数和(自身を含む): 54572733072

約数和(自身を除く): 34060258602

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870, 5300381, 10600762, 15901143, 26501905, 31802286, 47703429, 53003810, 79505715, 95406858, 159011430, 227916383, 238517145, 455832766, 477034290, 683749149, 1139581915, 1367498298, 2051247447, 2279163830, 3418745745, 4102494894, 6837491490, 10256237235, 20512474470]

約数ペア:

[(1, 20512474470), (2, 10256237235), (3, 6837491490), (5, 4102494894), (6, 3418745745), (9, 2279163830), (10, 2051247447), (15, 1367498298), (18, 1139581915), (30, 683749149), (43, 477034290), (45, 455832766), (86, 238517145), (90, 227916383), (129, 159011430), (215, 95406858), (258, 79505715), (387, 53003810), (430, 47703429), (645, 31802286), (774, 26501905), (1290, 15901143), (1935, 10600762), (3870, 5300381)]