378063380

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{144299}}^1$

素因数の和:144439

約数の個数: 24

約数和(自身を含む): 799999200

約数和(自身を除く): 421935820

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 144299, 288598, 577196, 721495, 1442990, 2885980, 18903169, 37806338, 75612676, 94515845, 189031690, 378063380]

約数ペア:

[(1, 378063380), (2, 189031690), (4, 94515845), (5, 75612676), (10, 37806338), (20, 18903169), (131, 2885980), (262, 1442990), (524, 721495), (655, 577196), (1310, 288598), (2620, 144299)]