640646130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{110647}}^1$

素因数の和:110850

約数の個数: 32

約数和(自身を含む): 1545531264

約数和(自身を除く): 904885134

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 193, 386, 579, 965, 1158, 1930, 2895, 5790, 110647, 221294, 331941, 553235, 663882, 1106470, 1659705, 3319410, 21354871, 42709742, 64064613, 106774355, 128129226, 213548710, 320323065, 640646130]

約数ペア:

[(1, 640646130), (2, 320323065), (3, 213548710), (5, 128129226), (6, 106774355), (10, 64064613), (15, 42709742), (30, 21354871), (193, 3319410), (386, 1659705), (579, 1106470), (965, 663882), (1158, 553235), (1930, 331941), (2895, 221294), (5790, 110647)]