20434470

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{13901}}^1$

素因数の和:13925

約数の個数: 48

約数和(自身を含む): 57053808

約数和(自身を除く): 36619338

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 13901, 27802, 41703, 69505, 83406, 97307, 139010, 194614, 208515, 291921, 417030, 486535, 583842, 681149, 973070, 1362298, 1459605, 2043447, 2919210, 3405745, 4086894, 6811490, 10217235, 20434470]

約数ペア:

[(1, 20434470), (2, 10217235), (3, 6811490), (5, 4086894), (6, 3405745), (7, 2919210), (10, 2043447), (14, 1459605), (15, 1362298), (21, 973070), (30, 681149), (35, 583842), (42, 486535), (49, 417030), (70, 291921), (98, 208515), (105, 194614), (147, 139010), (210, 97307), (245, 83406), (294, 69505), (490, 41703), (735, 27802), (1470, 13901)]