1549202990

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{701}}^1\times {\mathrm{7129}}^1$

素因数の和:7868

約数の個数: 32

約数和(自身を含む): 2883029760

約数和(自身を除く): 1333826770

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 701, 1402, 3505, 7010, 7129, 14258, 21731, 35645, 43462, 71290, 108655, 217310, 220999, 441998, 1104995, 2209990, 4997429, 9994858, 24987145, 49974290, 154920299, 309840598, 774601495, 1549202990]

約数ペア:

[(1, 1549202990), (2, 774601495), (5, 309840598), (10, 154920299), (31, 49974290), (62, 24987145), (155, 9994858), (310, 4997429), (701, 2209990), (1402, 1104995), (3505, 441998), (7010, 220999), (7129, 217310), (14258, 108655), (21731, 71290), (35645, 43462)]