1320795830

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^2\times {\mathrm{1997}}^1$

素因数の和:2141

約数の個数: 48

約数和(自身を含む): 2546970480

約数和(自身を除く): 1226174650

約数列:

[1, 2, 5, 10, 19, 38, 59, 95, 118, 190, 295, 590, 1121, 1997, 2242, 3481, 3994, 5605, 6962, 9985, 11210, 17405, 19970, 34810, 37943, 66139, 75886, 117823, 132278, 189715, 235646, 330695, 379430, 589115, 661390, 1178230, 2238637, 4477274, 6951557, 11193185, 13903114, 22386370, 34757785, 69515570, 132079583, 264159166, 660397915, 1320795830]

約数ペア:

[(1, 1320795830), (2, 660397915), (5, 264159166), (10, 132079583), (19, 69515570), (38, 34757785), (59, 22386370), (95, 13903114), (118, 11193185), (190, 6951557), (295, 4477274), (590, 2238637), (1121, 1178230), (1997, 661390), (2242, 589115), (3481, 379430), (3994, 330695), (5605, 235646), (6962, 189715), (9985, 132278), (11210, 117823), (17405, 75886), (19970, 66139), (34810, 37943)]