17637130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 38880000

約数和(自身を除く): 21242870

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 89, 95, 133, 149, 178, 190, 266, 298, 445, 623, 665, 745, 890, 1043, 1246, 1330, 1490, 1691, 2086, 2831, 3115, 3382, 5215, 5662, 6230, 8455, 10430, 11837, 13261, 14155, 16910, 19817, 23674, 26522, 28310, 39634, 59185, 66305, 92827, 99085, 118370, 132610, 185654, 198170, 251959, 464135, 503918, 928270, 1259795, 1763713, 2519590, 3527426, 8818565, 17637130]

約数ペア:

[(1, 17637130), (2, 8818565), (5, 3527426), (7, 2519590), (10, 1763713), (14, 1259795), (19, 928270), (35, 503918), (38, 464135), (70, 251959), (89, 198170), (95, 185654), (133, 132610), (149, 118370), (178, 99085), (190, 92827), (266, 66305), (298, 59185), (445, 39634), (623, 28310), (665, 26522), (745, 23674), (890, 19817), (1043, 16910), (1246, 14155), (1330, 13261), (1490, 11837), (1691, 10430), (2086, 8455), (2831, 6230), (3115, 5662), (3382, 5215)]