2747144540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{81421}}^1$

素因数の和:81678

約数の個数: 48

約数和(自身を含む): 6620585664

約数和(自身を除く): 3873441124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 241, 482, 964, 1205, 1687, 2410, 3374, 4820, 6748, 8435, 16870, 33740, 81421, 162842, 325684, 407105, 569947, 814210, 1139894, 1628420, 2279788, 2849735, 5699470, 11398940, 19622461, 39244922, 78489844, 98112305, 137357227, 196224610, 274714454, 392449220, 549428908, 686786135, 1373572270, 2747144540]

約数ペア:

[(1, 2747144540), (2, 1373572270), (4, 686786135), (5, 549428908), (7, 392449220), (10, 274714454), (14, 196224610), (20, 137357227), (28, 98112305), (35, 78489844), (70, 39244922), (140, 19622461), (241, 11398940), (482, 5699470), (964, 2849735), (1205, 2279788), (1687, 1628420), (2410, 1139894), (3374, 814210), (4820, 569947), (6748, 407105), (8435, 325684), (16870, 162842), (33740, 81421)]