194405960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{22397}}^1$

素因数の和:22446

約数の個数: 64

約数和(自身を含む): 516049920

約数和(自身を除く): 321643960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 22397, 44794, 89588, 111985, 156779, 179176, 223970, 313558, 447940, 627116, 694307, 783895, 895880, 1254232, 1388614, 1567790, 2777228, 3135580, 3471535, 4860149, 5554456, 6271160, 6943070, 9720298, 13886140, 19440596, 24300745, 27772280, 38881192, 48601490, 97202980, 194405960]

約数ペア:

[(1, 194405960), (2, 97202980), (4, 48601490), (5, 38881192), (7, 27772280), (8, 24300745), (10, 19440596), (14, 13886140), (20, 9720298), (28, 6943070), (31, 6271160), (35, 5554456), (40, 4860149), (56, 3471535), (62, 3135580), (70, 2777228), (124, 1567790), (140, 1388614), (155, 1254232), (217, 895880), (248, 783895), (280, 694307), (310, 627116), (434, 447940), (620, 313558), (868, 223970), (1085, 179176), (1240, 156779), (1736, 111985), (2170, 89588), (4340, 44794), (8680, 22397)]