3129220

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1613}}^1$

素因数の和:1719

約数の個数: 24

約数和(自身を含む): 6643224

約数和(自身を除く): 3514004

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1613, 1940, 3226, 6452, 8065, 16130, 32260, 156461, 312922, 625844, 782305, 1564610, 3129220]

約数ペア:

[(1, 3129220), (2, 1564610), (4, 782305), (5, 625844), (10, 312922), (20, 156461), (97, 32260), (194, 16130), (388, 8065), (485, 6452), (970, 3226), (1613, 1940)]