20199930180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17719237}}^1$

素因数の和:17719268

約数の個数: 48

約数和(自身を含む): 59536639680

約数和(自身を除く): 39336709500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 17719237, 35438474, 53157711, 70876948, 88596185, 106315422, 177192370, 212630844, 265788555, 336665503, 354384740, 531577110, 673331006, 1009996509, 1063154220, 1346662012, 1683327515, 2019993018, 3366655030, 4039986036, 5049982545, 6733310060, 10099965090, 20199930180]

約数ペア:

[(1, 20199930180), (2, 10099965090), (3, 6733310060), (4, 5049982545), (5, 4039986036), (6, 3366655030), (10, 2019993018), (12, 1683327515), (15, 1346662012), (19, 1063154220), (20, 1009996509), (30, 673331006), (38, 531577110), (57, 354384740), (60, 336665503), (76, 265788555), (95, 212630844), (114, 177192370), (190, 106315422), (228, 88596185), (285, 70876948), (380, 53157711), (570, 35438474), (1140, 17719237)]