20007999870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{315037}}^1$

素因数の和:315149

約数の個数: 64

約数和(自身を含む): 50355673920

約数和(自身を除く): 30347674050

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 73, 87, 145, 146, 174, 219, 290, 365, 435, 438, 730, 870, 1095, 2117, 2190, 4234, 6351, 10585, 12702, 21170, 31755, 63510, 315037, 630074, 945111, 1575185, 1890222, 3150370, 4725555, 9136073, 9451110, 18272146, 22997701, 27408219, 45680365, 45995402, 54816438, 68993103, 91360730, 114988505, 137041095, 137986206, 229977010, 274082190, 344965515, 666933329, 689931030, 1333866658, 2000799987, 3334666645, 4001599974, 6669333290, 10003999935, 20007999870]

約数ペア:

[(1, 20007999870), (2, 10003999935), (3, 6669333290), (5, 4001599974), (6, 3334666645), (10, 2000799987), (15, 1333866658), (29, 689931030), (30, 666933329), (58, 344965515), (73, 274082190), (87, 229977010), (145, 137986206), (146, 137041095), (174, 114988505), (219, 91360730), (290, 68993103), (365, 54816438), (435, 45995402), (438, 45680365), (730, 27408219), (870, 22997701), (1095, 18272146), (2117, 9451110), (2190, 9136073), (4234, 4725555), (6351, 3150370), (10585, 1890222), (12702, 1575185), (21170, 945111), (31755, 630074), (63510, 315037)]