19301493460

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1\times {\mathrm{3019}}^1$

素因数の和:3281

約数の個数: 96

約数和(自身を含む): 42800889600

約数和(自身を除く): 23499396140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 73, 116, 145, 146, 151, 290, 292, 302, 365, 580, 604, 730, 755, 1460, 1510, 2117, 3019, 3020, 4234, 4379, 6038, 8468, 8758, 10585, 11023, 12076, 15095, 17516, 21170, 21895, 22046, 30190, 42340, 43790, 44092, 55115, 60380, 87551, 87580, 110230, 175102, 220387, 220460, 319667, 350204, 437755, 440774, 455869, 639334, 875510, 881548, 911738, 1101935, 1278668, 1598335, 1751020, 1823476, 2203870, 2279345, 3196670, 4407740, 4558690, 6391223, 6393340, 9117380, 12782446, 13220201, 25564892, 26440402, 31956115, 33278437, 52880804, 63912230, 66101005, 66556874, 127824460, 132202010, 133113748, 166392185, 264404020, 332784370, 665568740, 965074673, 1930149346, 3860298692, 4825373365, 9650746730, 19301493460]

約数ペア:

[(1, 19301493460), (2, 9650746730), (4, 4825373365), (5, 3860298692), (10, 1930149346), (20, 965074673), (29, 665568740), (58, 332784370), (73, 264404020), (116, 166392185), (145, 133113748), (146, 132202010), (151, 127824460), (290, 66556874), (292, 66101005), (302, 63912230), (365, 52880804), (580, 33278437), (604, 31956115), (730, 26440402), (755, 25564892), (1460, 13220201), (1510, 12782446), (2117, 9117380), (3019, 6393340), (3020, 6391223), (4234, 4558690), (4379, 4407740), (6038, 3196670), (8468, 2279345), (8758, 2203870), (10585, 1823476), (11023, 1751020), (12076, 1598335), (15095, 1278668), (17516, 1101935), (21170, 911738), (21895, 881548), (22046, 875510), (30190, 639334), (42340, 455869), (43790, 440774), (44092, 437755), (55115, 350204), (60380, 319667), (87551, 220460), (87580, 220387), (110230, 175102)]