20512671130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{67943}}^1$

素因数の和:68203

約数の個数: 64

約数和(自身を含む): 44614748160

約数和(自身を除く): 24102077030

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 227, 266, 454, 665, 1135, 1330, 1589, 2270, 3178, 4313, 7945, 8626, 15890, 21565, 30191, 43130, 60382, 67943, 135886, 150955, 301910, 339715, 475601, 679430, 951202, 1290917, 2378005, 2581834, 4756010, 6454585, 9036419, 12909170, 15423061, 18072838, 30846122, 45182095, 77115305, 90364190, 107961427, 154230610, 215922854, 293038159, 539807135, 586076318, 1079614270, 1465190795, 2051267113, 2930381590, 4102534226, 10256335565, 20512671130]

約数ペア:

[(1, 20512671130), (2, 10256335565), (5, 4102534226), (7, 2930381590), (10, 2051267113), (14, 1465190795), (19, 1079614270), (35, 586076318), (38, 539807135), (70, 293038159), (95, 215922854), (133, 154230610), (190, 107961427), (227, 90364190), (266, 77115305), (454, 45182095), (665, 30846122), (1135, 18072838), (1330, 15423061), (1589, 12909170), (2270, 9036419), (3178, 6454585), (4313, 4756010), (7945, 2581834), (8626, 2378005), (15890, 1290917), (21565, 951202), (30191, 679430), (43130, 475601), (60382, 339715), (67943, 301910), (135886, 150955)]