12460980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29669}}^1$

素因数の和:29688

約数の個数: 48

約数和(自身を含む): 39876480

約数和(自身を除く): 27415500

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, 29669, 59338, 89007, 118676, 148345, 178014, 207683, 296690, 356028, 415366, 445035, 593380, 623049, 830732, 890070, 1038415, 1246098, 1780140, 2076830, 2492196, 3115245, 4153660, 6230490, 12460980]

約数ペア:

[(1, 12460980), (2, 6230490), (3, 4153660), (4, 3115245), (5, 2492196), (6, 2076830), (7, 1780140), (10, 1246098), (12, 1038415), (14, 890070), (15, 830732), (20, 623049), (21, 593380), (28, 445035), (30, 415366), (35, 356028), (42, 296690), (60, 207683), (70, 178014), (84, 148345), (105, 118676), (140, 89007), (210, 59338), (420, 29669)]