628099980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{360977}}^1$

素因数の和:361018

約数の個数: 48

約数和(自身を含む): 1819329120

約数和(自身を除く): 1191229140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 360977, 721954, 1082931, 1443908, 1804885, 2165862, 3609770, 4331724, 5414655, 7219540, 10468333, 10829310, 20936666, 21658620, 31404999, 41873332, 52341665, 62809998, 104683330, 125619996, 157024995, 209366660, 314049990, 628099980]

約数ペア:

[(1, 628099980), (2, 314049990), (3, 209366660), (4, 157024995), (5, 125619996), (6, 104683330), (10, 62809998), (12, 52341665), (15, 41873332), (20, 31404999), (29, 21658620), (30, 20936666), (58, 10829310), (60, 10468333), (87, 7219540), (116, 5414655), (145, 4331724), (174, 3609770), (290, 2165862), (348, 1804885), (435, 1443908), (580, 1082931), (870, 721954), (1740, 360977)]