17710980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{42169}}^1$

素因数の和:42188

約数の個数: 48

約数和(自身を含む): 56676480

約数和(自身を除く): 38965500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 42169, 84338, 126507, 168676, 210845, 253014, 295183, 421690, 506028, 590366, 632535, 843380, 885549, 1180732, 1265070, 1475915, 1771098, 2530140, 2951830, 3542196, 4427745, 5903660, 8855490, 17710980]

約数ペア:

[(1, 17710980), (2, 8855490), (3, 5903660), (4, 4427745), (5, 3542196), (6, 2951830), (7, 2530140), (10, 1771098), (12, 1475915), (14, 1265070), (15, 1180732), (20, 885549), (21, 843380), (28, 632535), (30, 590366), (35, 506028), (42, 421690), (60, 295183), (70, 253014), (84, 210845), (105, 168676), (140, 126507), (210, 84338), (420, 42169)]